About GPS GEMS
Based in the heart of the global gemstone trade, Bangkok, GPS Gems was established in 2024 as a modern gateway to over 30 years of industry expertise. Our name carries a simple but powerful philosophy: The Art of Gem Navigation. In a market that can be difficult to traverse, we serve as your expert guide, utilizing decades of knowledge to help you find the exact treasure you are searching for. We specialize in the "Big Three"—Ruby, Sapphire, and Emerald—with a particular focus on rare origins and exceptional color. Beyond these classics, we are premier specialists and m...Read More
Established in 20241stDibs seller since 2025
Featured Pieces
9.75 Cts Hexagon Tanzanite Pendant – 18K White Gold
Diamond Halo
Located in Bangkok, TH
A statement of rare elegance and precision craftsmanship, this Hexagon Tanzanite Pendant showcases an exceptional 9.75 CT D-block Tanzanite, celebrated for its top vivid blue color a...
Category
2010s Tanzanian Modern Pendant Necklaces
Materials
Diamond, Tanzanite, 18k Gold, White Gold
The Marquise Burma Ruby
Diamond Alternating Rivière
Located in Bangkok, TH
This exceptional necklace is a tribute to the world’s most prestigious gemstones: the Burmese Ruby. Sourced from the legendary mines of Myanmar (formerly Burma), these rubies are the...
Category
2010s Burmese Artisan Choker Necklaces
Materials
Diamond, Ruby, 18k Gold
Fine Zambian 5.75ct Square-Cut Emerald Pair, Vivid Green, Unmounted
Located in Bangkok, TH
This refined 5.75 carat matching pair of square-cut Emeralds has been meticulously selected for its exceptional harmony in color, clarity, and overall aesthetics. Both stones display...
Category
2010s Zambian Loose Gemstones
Materials
Emerald
