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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
4.95ct Grossular Garnet Cushion, 10x9 mm · GEM-5356 4.95ct Grossular Garnet Cushion, 10x9 mm · GEM-5356Gem $74.00 1.22ct Purplish Pink Malaya Garnet from Madagascar, Pear, 7.5x5.8 mm · GEM-5377 1.22ct Purplish Pink Malaya Garnet from Madagascar, Pear, 7.5x5.8 mm · GEM-5377Gem $37.00 1.03ct Purple Mahenge Spinel, Pear, 7.5x5 mm, VS · GEM-5359 1.03ct Purple Mahenge Spinel, Pear, 7.5x5 mm, VS · GEM-5359Gem $103.00 1.12ct Unheated Bluish Green Tourmaline, Octagon, VS · GEM-5379 1.12ct Unheated Bluish Green Tourmaline, Octagon, VS · GEM-5379Gem $22.00 3.56ctw Pinkish Purple Rhodolite Garnet Round Pair from Mozambique, 2 stones, VS · GEM-5345 3.56ctw Pinkish Purple Rhodolite Garnet Round Pair from Mozambique, 2 stones, VS · GEM-5345Gem $71.00 1.02ct Fancy Cut Heated Pink Madagascar Sapphire , VS, GFCO cert · GEM-5353 1.02ct Fancy Cut Heated Pink Madagascar Sapphire , VS, GFCO cert · GEM-5353Gem $230.00 23.27ct Pink Kunzite from Afghanistan, Cushion, VVS · GEM-5130 23.27ct Pink Kunzite from Afghanistan, Cushion, VVS · GEM-5130Gem $175.00 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.87Ct · GEM-5575 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.87Ct · GEM-5575Gem $58.00 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.75Ct · GEM-5571 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.75Ct · GEM-5571Gem $56.00 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.80Ct · GEM-5570 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.80Ct · GEM-5570Gem $57.00 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.75Ct · GEM-5569 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.75Ct · GEM-5569Gem $56.00 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.80Ct · GEM-5573 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.80Ct · GEM-5573Gem $57.00 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.73Ct · GEM-5568 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.73Ct · GEM-5568Gem $56.00 1.76Ct. Russian Chrome Diopside &CLEAN · GEM-5576 1.76Ct. Russian Chrome Diopside &CLEAN · GEM-5576Gem $53.00 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.73Ct · GEM-5567 Round 3.5 mm. Russian Chrome Diopside 20Pcs/3.73Ct · GEM-5567Gem $56.00 2.00Ct. & Russian Chrome Diopside · GEM-5566 2.00Ct. & Russian Chrome Diopside · GEM-5566Gem $60.00 Oval 7x5 mm. Russian Chrome Diopside 3Pcs/2.24Ct · GEM-5565 Oval 7x5 mm. Russian Chrome Diopside 3Pcs/2.24Ct · GEM-5565Gem $34.00 2.34ctw Unheated Sapphire Lot, 5 stones, 4x4 - 6.5x4 mm · GEM-5387 2.34ctw Unheated Sapphire Lot, 5 stones, 4x4 - 6.5x4 mm · GEM-5387Gem $59.00 3.63ctw Spinel Lot from Burma, 11 stones, 2.5x2.5 - 7x5 mm · GEM-5404 3.63ctw Spinel Lot from Burma, 11 stones, 2.5x2.5 - 7x5 mm · GEM-5404Gem $73.00 2.45ctw Spinel Lot from Burma, 13 stones, 3x3 - 8x4.5 mm · GEM-5397 2.45ctw Spinel Lot from Burma, 13 stones, 3x3 - 8x4.5 mm · GEM-5397Gem $49.00 3.81ctw Spinel Lot from Burma, 21 stones, 3x3 - 5x4.5 mm · GEM-5409 3.81ctw Spinel Lot from Burma, 21 stones, 3x3 - 5x4.5 mm · GEM-5409Gem $76.00 2.25ctw Spinel Lot from Burma, 11 stones, 3.5x3.5 - 8.5x6 mm · GEM-5402 2.25ctw Spinel Lot from Burma, 11 stones, 3.5x3.5 - 8.5x6 mm · GEM-5402Gem $45.00 2.08ctw Spinel Lot from Burma, 16 stones, 3 mm · GEM-5408 2.08ctw Spinel Lot from Burma, 16 stones, 3 mm · GEM-5408Gem $42.00 3.05ctw Spinel Lot from Burma, 20 stones, 2.5x2.5 - 5.5x3.5 mm · GEM-5403 3.05ctw Spinel Lot from Burma, 20 stones, 2.5x2.5 - 5.5x3.5 mm · GEM-5403Gem $61.00

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