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Heart-Cut Ruby Gemstone
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Heart-Cut Ruby Gemstone

A red ruby gemstone shown in a heart-shaped faceted 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:Ruby_heart_1.42cts.jpg. Resized for display.

Listed bySiam Gem House
Price

฿8,900.00

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Multi-Colour Tourmaline Gemstone LotBidding required

Multi-Colour Tourmaline Gemstone Lot

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

Red Spinel Crystal TrioBidding required

Red Spinel Crystal Trio

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

Fire Opal Gemstone SpecimenBidding required

Fire Opal Gemstone Specimen

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 Blue Topaz GemstoneBidding required

Round-Cut Blue Topaz Gemstone

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

Marquise-Cut Tanzanite GemstoneBidding required

Marquise-Cut Tanzanite Gemstone

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