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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 DiopsideAlexandriteKunziteZirconMoonstoneTanzanite
223 items
1.58ct Purple Spinel from Burma, Cushion, 7.5x6 mm, VS · GEM-5667 1.58ct Purple Spinel from Burma, Cushion, 7.5x6 mm, VS · GEM-5667Gem $79.00 0.53ct Fancy Cut Moonstone from Madagascar, VS, 6.2 x 5.5 x 3.3 mm · GEM-5664 0.53ct Fancy Cut Moonstone from Madagascar, VS, 6.2 x 5.5 x 3.3 mm · GEM-5664Gem $21.00 0.18ct Unheated Color Change Garnet from Madagascar, Pear, 4.5x2.8 mm · GEM-5661 0.18ct Unheated Color Change Garnet from Madagascar, Pear, 4.5x2.8 mm · GEM-5661Gem $45.00 0.19ct Unheated Color Change Garnet, Oval, 4x3 mm, VS, Africa · GEM-5659 0.19ct Unheated Color Change Garnet, Oval, 4x3 mm, VS, Africa · GEM-5659Gem $48.00 0.09ct Green Alexandrite, Round, 3 mm · GEM-5656 0.09ct Green Alexandrite, Round, 3 mm · GEM-5656Gem $27.00 0.34ct Green Alexandrite, Round, 4.5 mm · GEM-5654 0.34ct Green Alexandrite, Round, 4.5 mm · GEM-5654Gem $102.00 2.28ct Pinkish Purple Rhodolite Garnet from Mozambique, Round, VS · GEM-5652 2.28ct Pinkish Purple Rhodolite Garnet from Mozambique, Round, VS · GEM-5652Gem $46.00 3.13ctw Bluish Green Tourmaline Octagon Pair · GEM-5158 3.13ctw Bluish Green Tourmaline Octagon Pair · GEM-5158Gem $94.00 AIG Certified 2.02ct Emerald Cut Color Change Spinel from Tanzania, No Treatment · GEM-5592 AIG Certified 2.02ct Emerald Cut Color Change Spinel from Tanzania, No Treatment · GEM-5592Gem $1,545.00 1.43ct Sapphire Oval from Madagascar, Heat Treated · GEM-5564 1.43ct Sapphire Oval from Madagascar, Heat Treated · GEM-5564Gem $125.00 1.05ct Yellow Sapphire Cushion No Treatment · GEM-5129 1.05ct Yellow Sapphire Cushion No Treatment · GEM-5129Gem $158.00 1.70ct Purple Heated Sapphire Oval AIG Certified, Africa · GEM-5123 1.70ct Purple Heated Sapphire Oval AIG Certified, Africa · GEM-5123Gem $255.00 1.20ct Dark Green Tourmaline · GEM-5628 1.20ct Dark Green Tourmaline · GEM-5628Gem $12.00 0.88ct Pink Tourmaline · GEM-5626 0.88ct Pink Tourmaline · GEM-5626Gem $9.00 0.61ct Light Bicolor Tourmaline · GEM-5624 0.61ct Light Bicolor Tourmaline · GEM-5624Gem $9.00 0.89ct Light Bicolor Tourmaline · GEM-5623 0.89ct Light Bicolor Tourmaline · GEM-5623Gem $13.00 1.09ct Pink Tourmaline · GEM-5155 1.09ct Pink Tourmaline · GEM-5155Gem $11.00 1.49ct Green Tourmaline · GEM-5621 1.49ct Green Tourmaline · GEM-5621Gem $37.00 1.68ct Green Tourmaline · GEM-5620 1.68ct Green Tourmaline · GEM-5620Gem $42.00 1.32ct Green Tourmaline · GEM-5154 1.32ct Green Tourmaline · GEM-5154Gem $33.00 0.50ct Pink Tourmaline · GEM-5152 0.50ct Pink Tourmaline · GEM-5152Gem $13.00 0.68ct Green Tourmaline · GEM-5617 0.68ct Green Tourmaline · GEM-5617Gem $17.00 0.72ct Green Tourmaline · GEM-5616 0.72ct Green Tourmaline · GEM-5616Gem $18.00 0.69ct Green Tourmaline · GEM-5615 0.69ct Green Tourmaline · GEM-5615Gem $17.00

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