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Au $2,387.40 ▲
Ag $31.85 ▲
Pt $1,012.20 ▼
Pd $978.50 ▲
Rh
Ir
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Department IV

Gemstones & Diamonds

Alchemy Trading Co. offers a curated selection of natural colored gemstones and diamonds - sapphires, rubies, spinels, emeralds, garnets, and other fine stones, in single pieces and matched lots. Each stone is accurately described and fairly priced.

Fire AgateTourmalineSapphireSpinelGarnetEmeraldChrome DiopsideAlexandriteKunziteZirconTopazTanzaniteAquamarineAmethystOpal
555 items
18.95ct Yellow Grossular Garnet from Africa, Cushion, 16x12.7 mm · GEM-9130 18.95ct Yellow Grossular Garnet from Africa, Cushion, 16x12.7 mm · GEM-9130Gem $38.00 14.02ct Champagne Topaz from Brazil, Oval, 14.8x12.2 mm, VS · GEM-9169 14.02ct Champagne Topaz from Brazil, Oval, 14.8x12.2 mm, VS · GEM-9169Gem $70.00 1.54ct Heated Greenish Blue Zircon from Cambodia, Cushion, 6x6 mm, VVS · GEM-9151 1.54ct Heated Greenish Blue Zircon from Cambodia, Cushion, 6x6 mm, VVS · GEM-9151Gem $39.00 3.4ct London Blue Topaz from Brazil, Pear, 12x8 mm, VVS · GEM-9171 3.4ct London Blue Topaz from Brazil, Pear, 12x8 mm, VVS · GEM-9171Gem $36.00 2.98ct Unheated Ametrine from Brazil, Octagon, 10.7x7.3x5.3 mm · GEM-9134 2.98ct Unheated Ametrine from Brazil, Octagon, 10.7x7.3x5.3 mm · GEM-9134Gem $16.00 1.01ct Heated Blue Zircon from Cambodia, Marquise, 8.3x4.2 mm, VS · GEM-9147 1.01ct Heated Blue Zircon from Cambodia, Marquise, 8.3x4.2 mm, VS · GEM-9147Gem $25.00 2.13ct Unheated Yellowish Green Tourmaline from Africa, Octagon 8.0 x 5.2 x 5.2 mm · GEM-9164 2.13ct Unheated Yellowish Green Tourmaline from Africa, Octagon 8.0 x 5.2 x 5.2 mm · GEM-9164Gem $25.00 1.09ct Unheated Lavender Amethyst Kite from Brazil, 9.8x6.7 mm, VVS · GEM-9132 1.09ct Unheated Lavender Amethyst Kite from Brazil, 9.8x6.7 mm, VVS · GEM-9132Gem $5.00 2.12ctw Yellowish Green Sphene Lot, 4 stones, Round 4.5 to 5.2 mm, from Russia · GEM-9126 2.12ctw Yellowish Green Sphene Lot, 4 stones, Round 4.5 to 5.2 mm, from Russia · GEM-9126Gem $29.00 1.53ct Heated Blue Zircon from Cambodia, Trillion, 6.5x6 mm, VVS · GEM-9142 1.53ct Heated Blue Zircon from Cambodia, Trillion, 6.5x6 mm, VVS · GEM-9142Gem $38.00 0.29ct Green Indian Alexandrite, Oval, 5x3 mm · GEM-9144 0.29ct Green Indian Alexandrite, Oval, 5x3 mm · GEM-9144Gem $73.00 2.43ct Unheated Green Tourmaline from Tanzania, Octagon, 16x5.5 mm, VVS · GEM-8961 2.43ct Unheated Green Tourmaline from Tanzania, Octagon, 16x5.5 mm, VVS · GEM-8961Gem $25.00 1.1ct Purple Spinel from Burma, Cushion, 6.3x5.5 mm, VS · GEM-8968 1.1ct Purple Spinel from Burma, Cushion, 6.3x5.5 mm, VS · GEM-8968Gem $110.00 5.32ct Blue Topaz from Brazil, Round, 10 mm, IF · GEM-8963 5.32ct Blue Topaz from Brazil, Round, 10 mm, IF · GEM-8963Gem $61.00 1.23ct Unheated Green Tourmaline from Mozambique, Octagon, 6x5.2 mm, VS · GEM-8972 1.23ct Unheated Green Tourmaline from Mozambique, Octagon, 6x5.2 mm, VS · GEM-8972Gem $15.00 1.44ct Purple Spinel from Burma, Cushion, 7.5x6 mm · GEM-8907 1.44ct Purple Spinel from Burma, Cushion, 7.5x6 mm · GEM-8907Gem $43.00 0.62ct Unheated Brown-Pink Color Change Garnet, Oval, 5.3x4.3 mm, VS, from Madagascar · GEM-8892 0.62ct Unheated Brown-Pink Color Change Garnet, Oval, 5.3x4.3 mm, VS, from Madagascar · GEM-8892Gem $62.00 8.74ct Unheated Ametrine, 16.0x11.5x7.8 mm, Fancy, from Bolivia · GEM-8876 8.74ct Unheated Ametrine, 16.0x11.5x7.8 mm, Fancy, from Bolivia · GEM-8876Gem $44.00 2.25ct Pinkish Purple Spinel from Burma, Cushion, 7.7x6.7 mm · GEM-8890 2.25ct Pinkish Purple Spinel from Burma, Cushion, 7.7x6.7 mm · GEM-8890Gem $675.00 2.3ct Pinkish Purple Spinel from Burma, Cushion, 8x6.7 mm, VS · GEM-8884 2.3ct Pinkish Purple Spinel from Burma, Cushion, 8x6.7 mm, VS · GEM-8884Gem $725.00 1.86ct Pink Spinel from Burma, Cushion, 8x6.2 mm · GEM-8871 1.86ct Pink Spinel from Burma, Cushion, 8x6.2 mm · GEM-8871Gem $275.00 0.67ct Unheated Brown-Pink Color Change Garnet, Oval, 5.5x4.5 mm, VS, from Africa · GEM-8898 0.67ct Unheated Brown-Pink Color Change Garnet, Oval, 5.5x4.5 mm, VS, from Africa · GEM-8898Gem $67.00 4.72ct Yellow Grossular Garnet, Octagon, 9.3x8.8 mm, from Africa · GEM-8873 4.72ct Yellow Grossular Garnet, Octagon, 9.3x8.8 mm, from Africa · GEM-8873Gem $24.00 2.22ct Wine Spinel from Burma, Cushion, 8x6.5 mm, VVS · GEM-8886 2.22ct Wine Spinel from Burma, Cushion, 8x6.5 mm, VVS · GEM-8886Gem $450.00

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