{"id":7790,"date":"2025-07-29T10:58:43","date_gmt":"2025-07-29T10:58:43","guid":{"rendered":"https:\/\/preciouscarats.com\/blogs\/?p=7790"},"modified":"2025-11-06T07:58:32","modified_gmt":"2025-11-06T07:58:32","slug":"know-about-thailand-gemstone-hub","status":"publish","type":"post","link":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/","title":{"rendered":"Chanthaburi: Thailand\u2019s Sapphire and Ruby Refinery"},"content":{"rendered":"

Introduction: Where Stones Are Reborn<\/h2>\n

In the heart of eastern Thailand lies a town that doesn\u2019t mine gems \u2014 it refines them. Chanthaburi is not just a gem market. It is a transformation hub \u2014 where sapphires<\/a>, rubies<\/a>, spinels,<\/a> and garnets<\/a> from across Asia and Africa are cut, treated, and turned into treasures.<\/p>\n

If Ratnapura is where sapphires are born, then Chanthaburi is where they learn to shine.<\/p>\n

Where Is Chanthaburi?<\/h3>\n

Located around 250 km southeast of Bangkok, Chanthaburi is a peaceful riverside town that becomes electrified every weekend \u2014 as gem traders from around the world gather for one of the most influential gemstone markets in the world.<\/p>\n

For decades, it has been a backbone of Thailand\u2019s colored gem industry, especially for:
\n– Rubies from Burma<\/a> and Mozambique<\/a>
\n– Sapphires from Sri Lanka<\/a>, Madagascar<\/a>, Cambodia
\n– Spinels, garnets, and zircon
\n– Geuda sapphires for heat treatment<\/a><\/p>\n

What Happens in Chanthaburi?<\/h3>\n

Chanthaburi is where the middle stage of a gem\u2019s life plays out:
\n1. Rough stones arrive from Sri Lanka, Madagascar, Mozambique, Cambodia, Tanzania, and beyond.
\n2. They are cut, polished, and calibrated in small family-run lapidaries.
\n3. Some undergo heat treatment to improve colour and clarity.
\n4. Polished stones are sorted, graded, and sold in parcel or piece to global buyers.<\/p>\n

Many international jewellery brands \u2014 including high-end houses \u2014 source directly or indirectly from here.<\/p>\n

The Chanthaburi Weekend Market<\/h3>\n

The town\u2019s gem market is held every Friday to Sunday, concentrated in the Talad Ploy (Gemstone Market) area. It\u2019s a dense, buzzing grid of:
\n– Narrow shophouses
\n– Traders seated behind glass-top counters
\n– Tiny parcels zipped open and examined under white lights
\n– Instant, whispered negotiations<\/p>\n

You\u2019ll find everything here: From calibrated 2 mm sapphires for watch dials to 6-carat heated Burmese rubies for high jewellery.<\/p>\n

Gem Types Commonly Traded in Chanthaburi<\/h3>\n\n\n\n\n\n\n\n\n\n\n
Gemstone<\/td>\nOrigin<\/td>\nNotes<\/td>\n<\/tr>\n
Blue Sapphire<\/a><\/td>\nSri Lanka, Madagascar, Australia<\/td>\nCalibrated and single stones, many heated<\/td>\n<\/tr>\n
Ruby<\/a><\/td>\nBurma, Mozambique, Thailand<\/td>\nHeat-treated, glass-filled, or natural<\/td>\n<\/tr>\n
Yellow Sapphire<\/a><\/td>\nSri Lanka, Thailand<\/td>\nUsed in astrology and jewellery<\/td>\n<\/tr>\n
Spinel<\/a><\/td>\nVietnam, Burma, Africa<\/td>\nRed, pink, lavender<\/td>\n<\/tr>\n
Garnet<\/a><\/td>\nAfrica, India<\/td>\nRhodolite, Malaia, Tsavorite<\/td>\n<\/tr>\n
Zircon<\/td>\nCambodia, Sri Lanka<\/td>\nBrilliant alternative to diamonds<\/td>\n<\/tr>\n
Geuda<\/td>\nSri Lanka<\/td>\nHeat-treated locally for resale<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Heat Treatment Capital of the World<\/h3>\n

Chanthaburi is known for its sophisticated gem heating industry, especially for Geuda sapphires and rubies. Treatments include:
\n– High-temperature heating to improve colour
\n– Flux-assisted healing for rubies
\n– Glass-filling in heavily fractured rubies (disclosed or undisclosed)
\n– Surface diffusion treatments (less common today)<\/p>\n

While treated stones dominate, full disclosure is expected in professional transactions. Many labs in the region, such as GIT, AIGS, and BGL, issue local certificates.<\/p>\n

Why Chanthaburi Remains Relevant<\/h3>\n

Despite sourcing shifts to Africa and Sri Lanka, Chanthaburi continues to thrive due to:
\n– Cutting-edge lapidary skills
\n– Efficient heat treatment networks
\n– Strong export relationships
\n– Global trust in its calibrated supply chains<\/p>\n

It\u2019s a preferred hub for buyers from:
\n\ud83c\udde8\ud83c\uddf3 China
\n\ud83c\uddfa\ud83c\uddf8 USA
\n\ud83c\uddef\ud83c\uddf5 Japan
\n\ud83c\uddf0\ud83c\uddf7 Korea
\n\ud83c\uddee\ud83c\uddf3 India
\n\ud83c\uddeb\ud83c\uddf7\ud83c\udde9\ud83c\uddea Europe<\/p>\n

Chanthaburi vs Ratnapura vs Beruwala<\/h3>\n\n\n\n\n\n\n\n
Feature<\/td>\nChanthaburi<\/td>\nRatnapura<\/td>\nBeruwala<\/td>\n<\/tr>\n
Role<\/td>\nCutting, Treatment, Trade<\/td>\nMining, Rough Sorting<\/td>\nTrading, Parcel Export<\/td>\n<\/tr>\n
Main Goods<\/td>\nSapphires, Rubies, Spinels<\/td>\nRough Sapphires, Cat\u2019s Eyes<\/td>\nHeated & Unheated Sapphires<\/td>\n<\/tr>\n
Market Type<\/td>\nInternational, Calibrated<\/td>\nLocal, Rough-heavy<\/td>\nCalm, mid-size polished gems<\/td>\n<\/tr>\n
Infrastructure<\/td>\nAdvanced, industrial workshops<\/td>\nRural, artisanal<\/td>\nSemi-urban, boutique feel<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

At PreciousCarats: Why We Work With Chanthaburi<\/h3>\n

At PreciousCarats, we honour both origin and process.
\nWhen we choose heat-treated gems, they often pass through Chanthaburi’s expert hands.<\/p>\n

– Our Geuda-origin sapphires are heated in Thailand, then re-certified.
\n– We partner only with cutters and treaters who uphold ethical practices.
\n– All treatments are disclosed with integrity.<\/p>\n

Because a gem\u2019s journey matters.
\nNot just where it\u2019s from \u2014 but who brought it to life.<\/p>\n

FAQs<\/h3>\n

\u2753 Are all gems in Chanthaburi treated?
\nNo. While heat treatment is common, untreated stones are available and often priced higher. Always check certification.<\/p>\n

\u2753 Can tourists buy safely in Chanthaburi?
\nYes \u2014 but knowledge is key. Work with a local guide or trusted trader.<\/p>\n

\u2753 Why is Chanthaburi important if it doesn\u2019t mine gems?
\nBecause it adds maximum value to gems: cutting, heating, polishing, and grading. It\u2019s the \u201crefinery\u201d of the gem world.<\/p>\n

Conclusion: The Alchemist\u2019s Town<\/h3>\n

Chanthaburi doesn\u2019t just sell gems.
\nIt transforms them.<\/p>\n

From dull rough to radiant sparkle, from quiet parcels to international auctions \u2014 this town shapes the gems the world admires.<\/p>\n

If Sri Lanka is the birthplace of many stones\u2026
\nChanthaburi is the place they become unforgettable.<\/p>\n

 <\/p>\n

You do not need to visit Chanthaburi to enjoy a piece of chanthaburi Gems\u00a0 for yourself . You can buy Chanthaburi gems at Preciouscarats.com<\/a> and get them delivered at the comfort of your home .<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

Introduction: Where Stones Are Reborn In the heart of eastern Thailand lies a town that doesn\u2019t mine gems \u2014 it […]<\/p>\n","protected":false},"author":4,"featured_media":7791,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[22,23],"tags":[28,164,195,29,183,137,138,131,171,106,169,168,172,145,167],"class_list":["post-7790","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-english","category-gem-education-series","tag-astrology-yellow-sapphire","tag-best-gemstone-shop","tag-best-neelam-india","tag-best-yellow-sapphire-for-astrology","tag-buy-blue-sapphire-gemstone","tag-buy-gemstone","tag-buy-gemstone-online","tag-buy-neelam","tag-certified-gems-shop","tag-certified-gemstones-online","tag-gem-buy-online","tag-gem-shopping","tag-government-lab-certified-gems","tag-shop-gemstone-online","tag-unheated-gemstone"],"yoast_head":"\nChanthaburi | Thailand\u2019s Sapphire and Ruby Refinery<\/title>\n<meta name=\"description\" content=\"Know about Chanthaburi, Thailand\u2019s gemstone hub capital. Learn how this vibrant town became a hub for ruby and sapphire trading, cutting, and heat treatment.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chanthaburi | Thailand\u2019s Sapphire and Ruby Refinery\" \/>\n<meta property=\"og:description\" content=\"Know about Chanthaburi, Thailand\u2019s gemstone hub capital. Learn how this vibrant town became a hub for ruby and sapphire trading, cutting, and heat treatment.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/\" \/>\n<meta property=\"og:site_name\" content=\"Precious Carats\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-29T10:58:43+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-11-06T07:58:32+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/preciouscarats.com\/blogs\/wp-content\/uploads\/2025\/07\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"717\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Shruti\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Shruti\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/\"},\"author\":{\"name\":\"Shruti\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#\\\/schema\\\/person\\\/6609805395ec20303388e809a3d146e2\"},\"headline\":\"Chanthaburi: Thailand\u2019s Sapphire and Ruby Refinery\",\"datePublished\":\"2025-07-29T10:58:43+00:00\",\"dateModified\":\"2025-11-06T07:58:32+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/\"},\"wordCount\":781,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp\",\"keywords\":[\"astrology yellow sapphire\",\"best gemstone shop\",\"best neelam india\",\"best yellow sapphire for astrology\",\"buy blue sapphire gemstone\",\"buy gemstone\",\"buy gemstone online\",\"buy neelam\",\"certified gems shop\",\"Certified Gemstones Online\",\"gem buy online\",\"gem shopping\",\"government lab certified gems\",\"shop gemstone online\",\"unheated gemstone\"],\"articleSection\":[\"english\",\"Gem Education Series\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/\",\"url\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/\",\"name\":\"Chanthaburi | Thailand\u2019s Sapphire and Ruby Refinery\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp\",\"datePublished\":\"2025-07-29T10:58:43+00:00\",\"dateModified\":\"2025-11-06T07:58:32+00:00\",\"description\":\"Know about Chanthaburi, Thailand\u2019s gemstone hub capital. Learn how this vibrant town became a hub for ruby and sapphire trading, cutting, and heat treatment.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/#primaryimage\",\"url\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp\",\"contentUrl\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp\",\"width\":1280,\"height\":717,\"caption\":\"Thailand Gemstone Hub\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/know-about-thailand-gemstone-hub\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Chanthaburi: Thailand\u2019s Sapphire and Ruby Refinery\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#website\",\"url\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/\",\"name\":\"Precious Carats\",\"description\":\"Precious Carats : Buy certified Gems online\",\"publisher\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#organization\",\"name\":\"Precious Carats\",\"url\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/main-precious-logo-1.png\",\"contentUrl\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/main-precious-logo-1.png\",\"width\":500,\"height\":500,\"caption\":\"Precious Carats\"},\"image\":{\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/#\\\/schema\\\/person\\\/6609805395ec20303388e809a3d146e2\",\"name\":\"Shruti\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/58b692ee096c99bb3d63324266fd6a2b22f1eed192ae06531f19295fdbf4a844?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/58b692ee096c99bb3d63324266fd6a2b22f1eed192ae06531f19295fdbf4a844?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/58b692ee096c99bb3d63324266fd6a2b22f1eed192ae06531f19295fdbf4a844?s=96&d=mm&r=g\",\"caption\":\"Shruti\"},\"url\":\"https:\\\/\\\/preciouscarats.com\\\/blogs\\\/author\\\/shrutidpdev-admin\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Chanthaburi | Thailand\u2019s Sapphire and Ruby Refinery","description":"Know about Chanthaburi, Thailand\u2019s gemstone hub capital. Learn how this vibrant town became a hub for ruby and sapphire trading, cutting, and heat treatment.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/","og_locale":"en_US","og_type":"article","og_title":"Chanthaburi | Thailand\u2019s Sapphire and Ruby Refinery","og_description":"Know about Chanthaburi, Thailand\u2019s gemstone hub capital. Learn how this vibrant town became a hub for ruby and sapphire trading, cutting, and heat treatment.","og_url":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/","og_site_name":"Precious Carats","article_published_time":"2025-07-29T10:58:43+00:00","article_modified_time":"2025-11-06T07:58:32+00:00","og_image":[{"width":1280,"height":717,"url":"https:\/\/preciouscarats.com\/blogs\/wp-content\/uploads\/2025\/07\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp","type":"image\/webp"}],"author":"Shruti","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Shruti","Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/#article","isPartOf":{"@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/"},"author":{"name":"Shruti","@id":"https:\/\/preciouscarats.com\/blogs\/#\/schema\/person\/6609805395ec20303388e809a3d146e2"},"headline":"Chanthaburi: Thailand\u2019s Sapphire and Ruby Refinery","datePublished":"2025-07-29T10:58:43+00:00","dateModified":"2025-11-06T07:58:32+00:00","mainEntityOfPage":{"@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/"},"wordCount":781,"commentCount":0,"publisher":{"@id":"https:\/\/preciouscarats.com\/blogs\/#organization"},"image":{"@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/#primaryimage"},"thumbnailUrl":"https:\/\/preciouscarats.com\/blogs\/wp-content\/uploads\/2025\/07\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp","keywords":["astrology yellow sapphire","best gemstone shop","best neelam india","best yellow sapphire for astrology","buy blue sapphire gemstone","buy gemstone","buy gemstone online","buy neelam","certified gems shop","Certified Gemstones Online","gem buy online","gem shopping","government lab certified gems","shop gemstone online","unheated gemstone"],"articleSection":["english","Gem Education Series"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/","url":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/","name":"Chanthaburi | Thailand\u2019s Sapphire and Ruby Refinery","isPartOf":{"@id":"https:\/\/preciouscarats.com\/blogs\/#website"},"primaryImageOfPage":{"@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/#primaryimage"},"image":{"@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/#primaryimage"},"thumbnailUrl":"https:\/\/preciouscarats.com\/blogs\/wp-content\/uploads\/2025\/07\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp","datePublished":"2025-07-29T10:58:43+00:00","dateModified":"2025-11-06T07:58:32+00:00","description":"Know about Chanthaburi, Thailand\u2019s gemstone hub capital. Learn how this vibrant town became a hub for ruby and sapphire trading, cutting, and heat treatment.","breadcrumb":{"@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/#primaryimage","url":"https:\/\/preciouscarats.com\/blogs\/wp-content\/uploads\/2025\/07\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp","contentUrl":"https:\/\/preciouscarats.com\/blogs\/wp-content\/uploads\/2025\/07\/Chanthaburi-Thailands-Sapphire-and-Ruby-Refinery-copy.webp","width":1280,"height":717,"caption":"Thailand Gemstone Hub"},{"@type":"BreadcrumbList","@id":"https:\/\/preciouscarats.com\/blogs\/know-about-thailand-gemstone-hub\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/preciouscarats.com\/blogs\/"},{"@type":"ListItem","position":2,"name":"Chanthaburi: Thailand\u2019s Sapphire and Ruby Refinery"}]},{"@type":"WebSite","@id":"https:\/\/preciouscarats.com\/blogs\/#website","url":"https:\/\/preciouscarats.com\/blogs\/","name":"Precious Carats","description":"Precious Carats : Buy certified Gems online","publisher":{"@id":"https:\/\/preciouscarats.com\/blogs\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/preciouscarats.com\/blogs\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/preciouscarats.com\/blogs\/#organization","name":"Precious Carats","url":"https:\/\/preciouscarats.com\/blogs\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/preciouscarats.com\/blogs\/#\/schema\/logo\/image\/","url":"https:\/\/preciouscarats.com\/blogs\/wp-content\/uploads\/2025\/07\/main-precious-logo-1.png","contentUrl":"https:\/\/preciouscarats.com\/blogs\/wp-content\/uploads\/2025\/07\/main-precious-logo-1.png","width":500,"height":500,"caption":"Precious Carats"},"image":{"@id":"https:\/\/preciouscarats.com\/blogs\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/preciouscarats.com\/blogs\/#\/schema\/person\/6609805395ec20303388e809a3d146e2","name":"Shruti","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/58b692ee096c99bb3d63324266fd6a2b22f1eed192ae06531f19295fdbf4a844?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/58b692ee096c99bb3d63324266fd6a2b22f1eed192ae06531f19295fdbf4a844?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/58b692ee096c99bb3d63324266fd6a2b22f1eed192ae06531f19295fdbf4a844?s=96&d=mm&r=g","caption":"Shruti"},"url":"https:\/\/preciouscarats.com\/blogs\/author\/shrutidpdev-admin\/"}]}},"_links":{"self":[{"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/posts\/7790","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/comments?post=7790"}],"version-history":[{"count":6,"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/posts\/7790\/revisions"}],"predecessor-version":[{"id":9172,"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/posts\/7790\/revisions\/9172"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/media\/7791"}],"wp:attachment":[{"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/media?parent=7790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/categories?post=7790"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/preciouscarats.com\/blogs\/wp-json\/wp\/v2\/tags?post=7790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}