Rhodolite Garnet
Purplish-red rhodolite, cushion cut.

฿2,500.00
Purplish-red rhodolite, cushion cut.

฿2,500.00
A collection of faceted tourmaline gemstones in different colors. GemBid course-project sample listing; the photo is a representative Wikimedia Commons image, not verified stock. Photo credit: Michelle Jo (Public domain). Original image: https://commons.wikimedia.org/wiki/File:Tourmaline_Gemstones.JPG. Resized for display.
Sold by Siam Gem House฿6,250.00
Three deep-red spinel octahedral crystals, pictured as a group. GemBid course-project sample listing; the photo is a representative Wikimedia Commons image, not verified stock. Photo credit: Rob Lavinsky / iRocks.com (CC BY-SA 3.0). Original image: https://commons.wikimedia.org/wiki/File:Spinel-49528.jpg. Resized for display.
Sold by Siam Gem House฿4,200.00
A fire opal gemstone specimen displaying warm color and play of light. GemBid course-project sample listing; the photo is a representative Wikimedia Commons image, not verified stock. Photo credit: Shannon Heinle / GeoDIL (CC0 1.0). Original image: https://commons.wikimedia.org/wiki/File:Fire_opal_%28GeoDIL_number_-_780%29.jpg. Resized for display.
Sold by Siam Gem House฿3,500.00
Round-cut faceted blue topaz gemstone. GemBid course-project sample listing; the photo is a representative Wikimedia Commons image, not verified stock. Photo credit: Michelle Jo (Humanfeather) (CC BY 3.0). Original image: https://commons.wikimedia.org/wiki/File:Round_cut_blue_topaz.JPG. Resized for display.
Sold by Siam Gem House฿2,500.00
Violet-blue tanzanite, the gem variety of zoisite, shown in a marquise cut. GemBid course-project sample listing; the photo is a representative Wikimedia Commons image, not verified stock. Photo credit: Wiener Edelstein Zentrum (CC BY-SA 3.0). Original image: https://commons.wikimedia.org/wiki/File:Tanzanite_marquise_(navette)_cut.jpg. Resized for display.
Sold by Siam Gem House฿5,000.00