Natural Loose Gemstones for Sale | GemologyGeek®

Loose Gemstones

GemologyGeek® offers a curated selection of natural loose gemstones chosen for their exceptional color, cutting, rarity, and overall quality. Every gemstone is personally evaluated by Graduate Gemologist Erica Silverglide and accurately disclosed for treatments and origin whenever known.

Collection of natural colored gemstones including tourmaline, sapphire, spinel, zircon, garnet, rainbow moonstone, opal, and chrysoberyl available for custom jewelry design and gemstone sourcing.

Trade pricing is available, contact for details.

Loose Gemstones

Bi-Color Tanzanite Cushion Cut, 1.48cts

Tanzanite-Bi-Color-Cushion Cut-1.48cts

Bi-Color Tanzanite Cushion Cut, 1.48cts

Pinkish Red Spinel Marquise-Cut, 1.70ct

Spinel-Raspberry-Pink-Marquise-1.70cts

Pinkish Red Spinel Marquise-Cut, 1.70ct

Bi-Color Tourmaline Blue and Pink Emerald Cut, 3.66ct

A 3.66 carat emerald cut bi-color Brazilian tourmaline displaying vibrant blue and pink hues, highlighting its unique and elegant gem quality.

Bi-Color Tourmaline Blue and Pink Emerald Cut, 3.66ct

Fancy Tanzanite No Heat Cushion-Cut, 2.57ct

Fancy Tanzanite-Periwinkle-No Heat-Cushion-2.57ct

Fancy Tanzanite No Heat Cushion-Cut, 2.57ct

Green Bi-Colored Tourmaline Emerald-Cut, 2.87ct

Tourmaline-Green Bi-Color-Emerald Cut-2.87cts

Green Bi-Colored Tourmaline Emerald-Cut, 2.87ct

Bi-Color Fancy Tanzanite No Heat Marquise, 1.76ct

Fancy Tanzanite-Bi-Color-No Heat-Marquise-1.76ct

Bi-Color Fancy Tanzanite No Heat Marquise, 1.76ct

Mint Tourmaline Elongated Cushion-Cut Set, 3.30tcw

Mint Tourmaline-Elongated Cushion-Set-3.30tcw

Mint Tourmaline Elongated Cushion-Cut Set, 3.30tcw

Mint Tourmaline Cushion Radiant-Cut, 0.76ct

A 0.76 carat mint tourmaline with a cushion radiant cut, displaying vibrant mint green hues and exceptional clarity, highlighting its unique and elegant gem quality.

Mint Tourmaline Cushion Radiant-Cut, 0.76ct

Color Peach Tourmaline - Emerald Cut - 5.22ct

A 5.22 carat bi-color peach tourmaline with an emerald cut, showcasing stunning peach hues and exceptional clarity, highlighting its unique and elegant gem quality.

Color Peach Tourmaline - Emerald Cut - 5.22ct

Aquamarine Asscher-Cut, 3.20ct

Aquamarine-Asscher Cut-3.20cts

Aquamarine Asscher-Cut, 3.20ct

Blue Zircon Long Octagon-Cut, 3.08tcw

Blue Zircon Long Octagon, Set, 3.08tcw

Blue Zircon Long Octagon-Cut, 3.08tcw

Mint Tourmaline Emerald Cut, 2.48ct

A 2.48 carat mint tourmaline with an emerald cut, displaying vibrant mint green hues and exceptional clarity, highlighting its unique and elegant gem quality.

Mint Tourmaline Emerald Cut, 2.48ct

Red Zircon Oval Brilliant-cut, 4.63ct

Red Zircon Oval Brilliant, 4.63ct

Red Zircon Oval Brilliant-cut, 4.63ct

Blue Zircon Oval-Cut, 8.02ct

Blue Zircon, Oval Cut, 8.02ct

Blue Zircon Oval-Cut, 8.02ct

Chrome Tourmaline - Elongated Emerald-Cut, 8.18ct

An 8.18 carat long rectangle chrome tourmaline, showcasing vibrant green hues and exceptional clarity, highlighting its unique and rare gem quality.

Chrome Tourmaline - Elongated Emerald-Cut, 8.18ct

Peach and Teal Tourmaline - Party Color - Emerald Cut - 10.00ct

10.00ct Party Color Tourmaline, featuring a rare combination of pink, peach, and teal hues. Emerald cut with a step cut. Sourced from Brazil, included clarity, and untreated

Peach and Teal Tourmaline - Party Color - Emerald Cut - 10.00ct

Blue Zircon Long Octagon-Cut, 5.03ct

Blue Zircon Long Octagon-cut, 5.03ct

Blue Zircon Long Octagon-Cut, 5.03ct

Yellow Zircon Princess-Cut, 3.11ct

3.11ct Yellow Zircon, princess cut. Clarity rated VVS1 (eye clean) with natural color and no treatments. Locality unknown.

Yellow Zircon Princess-Cut, 3.11ct

Platinum Spinel Emerald-Cut, 1.44ct

Platinum Spinel-Emerald Cut-1.44ct

Platinum Spinel Emerald-Cut, 1.44ct

Blue Zircon Asscher-Cut, 3.54ct

Blue Zircon Asscher Cut, 3.54ct

Blue Zircon Asscher-Cut, 3.54ct

Vivid Yellow Zircon Radiant-cut, 6.38c

6.38 carat radiant cut yellow zircon gemstone, VVS1 clarity, natural untreated, 7.30x10.70x6.70mm.

Vivid Yellow Zircon Radiant-cut, 6.38c

Bi-color Peach and Teal Tourmaline Baguette-Cut, 5.60ct

5.6ct Party Color Tourmaline, featuring a rare combination of pink, yellow, peach, and teal hues. Long baguette shape with a step cut. Sourced from Brazil, included clarity, and untreated.

Bi-color Peach and Teal Tourmaline Baguette-Cut, 5.60ct

Indicolite Tourmaline Round Brilliant-Cut, 0.84ct

A 0.84 carat Indicolite tourmaline with a round brilliant cut, displaying rich blue-green hues and exceptional clarity, highlighting its unique and elegant gem quality.

Indicolite Tourmaline Round Brilliant-Cut, 0.84ct

Peach and Teal Tourmaline - Party Color - Emerald Cut - 15.60ct

15.6ct Party Color Tourmaline, displaying a rare blend of pink, peach, and teal hues. Emerald cut with a step cut. Sourced from Brazil, included clarity, and untreated

Peach and Teal Tourmaline - Party Color - Emerald Cut - 15.60ct

Seafoam Tourmaline Pear Cut, 2.75ct

A 2.75 carat seafoam tourmaline with a pear cut, displaying vibrant seafoam green hues and exceptional clarity, highlighting its unique and elegant gem quality.

Seafoam Tourmaline Pear Cut, 2.75ct

2.23tcw, Bi-Color Peach Tourmaline, Hexagon Cut

2.23tcw, Bi-Color Peach Tourmaline, Hexagon Cut

2.06ct, Bi-Color Peach Tourmaline, Hexagon Cut

A 2.06 carat bi-color peach tourmaline with a hexagon cut, displaying stunning peach hues and exceptional clarity, highlighting its unique and elegant gem quality.

2.06ct, Bi-Color Peach Tourmaline, Hexagon Cut

Blue Zircon Pear-Cut Set, 2.63tcw

Blue Zircon Pear-Cut Set, 2.63tcw

Lagoon Tourmaline Round Brilliant-Cut,1.13ct

A 1.13 carat lagoon tourmaline with a round brilliant cut, displaying vibrant lagoon green hues and exceptional clarity, highlighting its unique and elegant gem quality.

Lagoon Tourmaline Round Brilliant-Cut,1.13ct

Indicolite Tourmaline Emerald-Cut, 4.59ct

A 4.59 carat Indicolite tourmaline with an emerald cut, showcasing rich blue-green hues and exceptional clarity, highlighting its unique and elegant gem quality.

Indicolite Tourmaline Emerald-Cut, 4.59ct

Lagoon Tourmaline Ascher-Cut Set, 0.96ctw

A set of lagoon tourmalines with a total weight of 0.96 carats, each featuring an Ascher cut and displaying vibrant lagoon green hues, highlighting their unique and elegant gem quality.

Lagoon Tourmaline Ascher-Cut Set, 0.96ctw

Zircon Bi-Color Long Octagon-cut, 2.71ct

Zircon Bi-Color Long Octagon-cut, 2.71ct

Zircon Bi-Color Long Octagon-cut, 2.71ct

Aquamarine Radiant-Cut 1.70cts

Aquamarine-Mozambique-Radiant-1.70cts

Aquamarine Radiant-Cut 1.70cts

Aquamarine Elongated Octagon-Cut, 1.93ct

Aquamarine-Elongated Octagon-1.93cts

Aquamarine Elongated Octagon-Cut, 1.93ct

Rainbow Moonstone - Emerald Cut - 47.00ctw - Set

Rainbow Moonstone-Set-Emerald Cut-47.00ctw

Rainbow Moonstone - Emerald Cut - 47.00ctw - Set

Aquamarine Emerald-Cut, 4.77cts

Aquamarine-Emerald Cut-4.77cts

Aquamarine Emerald-Cut, 4.77cts

Lagoon Tourmaline Cushion-Cut Set, 1.56tcw

Lagoon Tourmaline-Emerald Cut-Set-1.56tcw

Lagoon Tourmaline Cushion-Cut Set, 1.56tcw

Indicolite Tourmaline Mix-Cut Set, 2.43tcw

Indicolite Tourmaline-Mix Cut-Set-2.43tcw

Indicolite Tourmaline Mix-Cut Set, 2.43tcw

Lagoon Tourmaline Emerald-Cut Set, 2.78tcw

A set of Lagoon tourmalines with a total weight of 2.78 carats, each featuring an emerald cut and displaying vibrant blue-green hues, highlighting their exceptional beauty and quality.

Lagoon Tourmaline Emerald-Cut Set, 2.78tcw

Indicolite Tourmaline Pear-Cut Set, 4.46tcw

A 4.46 carat total weight set of Indicolite tourmalines, each pear cut with deep blue hues, showcasing an exquisite and elegant collection of gemstones.

Indicolite Tourmaline Pear-Cut Set, 4.46tcw

Lagoon Tourmaline Oval-Cut, 1.79ct

Lagoon Tourmaline-Oval Cut-1.79ct

Lagoon Tourmaline Oval-Cut, 1.79ct

Mint Green Tourmaline Mix Shape-Cut Set, 1.63tcw

Mint Green Tourmaline-Mix Shape Set-1.63tcw

Mint Green Tourmaline Mix Shape-Cut Set, 1.63tcw

Aquamarine Emerald-Cut, 3.72cts

Aquamarine-Emerald Cut-3.72cts

Aquamarine Emerald-Cut, 3.72cts

Indicolite Tourmaline Pear-Cut Set, 1.85tcw

Indicolite Tourmaline-Pear Cut-Set-1.85tcw

Indicolite Tourmaline Pear-Cut Set, 1.85tcw

Blue Green Tourmaline Emerald-Cut, 3.66tcw

Lagoon Tourmaline-Emerald Cut-3.66ct

Blue Green Tourmaline Emerald-Cut, 3.66tcw

Mint Green Tourmaline Sugarloaf Cabochon, 12.12cts

Mint Green Tourmaline-Sugarloaf Cabochon-12.12cts

Mint Green Tourmaline Sugarloaf Cabochon, 12.12cts

Mint Green Tourmaline Sugarloaf Cabochon-Cut, 12.09cts

Mint Green Tourmaline-Sugarloaf Cabochon-12.09cts

Mint Green Tourmaline Sugarloaf Cabochon-Cut, 12.09cts

Lagoon Tourmaline Cushion and Oval-Cut Set, 0.72tcw

Lagoon Tourmaline-Cushion and Oval-Set-0.72tcw

Lagoon Tourmaline Cushion and Oval-Cut Set, 0.72tcw

Bi-Color Seafoam Tourmaline Step-Cut, 5.00ct

Seafoam-Bi-Color-Tourmaline-Step Cut-5.00ct

Bi-Color Seafoam Tourmaline Step-Cut, 5.00ct

14.28tcw, Bi-Color Tourmaline, Slice Cut, Set

BiColor-Tourmaline-Pink and Blue-Slice-Set-14.28tcw

14.28tcw, Bi-Color Tourmaline, Slice Cut, Set

Black Boulder Opal Kite Shaped-Cut, 1.96ct

Black Boulder Opal-Kite Shaped-1.96ct

Black Boulder Opal Kite Shaped-Cut, 1.96ct

28.63ct, Bi-Color Tourmaline, Slice, Set

Bi-Color Tourmaline-Pink and Blue-Slice-Set-28.63ct

28.63ct, Bi-Color Tourmaline, Slice, Set

Boulder Opal Cabochon Freeform-Cut, 2.89ct

Boulder Opal-Cabochon-Freeform-2.89ct

Boulder Opal Cabochon Freeform-Cut, 2.89ct

Platinum Spinel Oval-Cut Set, 3.00tcw

Platinum Spinel-Oval-Set-3.00tcw

Platinum Spinel Oval-Cut Set, 3.00tcw

Purple Tourmaline Oval-Cut, 2.08cts

Purple Tourmaline-Oval Cut-2.08cts

Purple Tourmaline Oval-Cut, 2.08cts

Rhodolite Garnet - Step Cushion Cut - 2.37ct

Rhodolite Garnet - Step Cushion Cut - 2.37ct

Rutilated Quartz-Golden Rutile Needles-Barrel-60.77cts

Rutilated Quartz-Golden Rutile Needles-Barrel-60.77cts

Golden Rutilated Quartz Barrel-cut, 60.77cts

Rutilated Quartz - Marquise Cut - 8.52tcw - Set

Rutilated Quartz-Marquise Cut-8.52tcw

Rutilated Quartz - Marquise Cut - 8.52tcw - Set

Orange Moonstone Scarab Carving, 7.89cts

Orange Moonstone-Scarab Carving-7.89cts

Orange Moonstone Scarab Carving, 7.89cts

Gray Moonstone Scarab Carving, 7.57ct

Gray Moonstone-Scarab Carving-7.57cts

Gray Moonstone Scarab Carving, 7.57ct

White Moonstone Scarab Carving, 7.57cts

White Moonstone-Scarab Carving-7.57cts

White Moonstone Scarab Carving, 7.57cts

Pinkish Peach Tourmaline Round Cabochon-Cut, 9.67cts

Tourmaline-Pinkish Peach-Round Cabochon-9.67cts

Pinkish Peach Tourmaline Round Cabochon-Cut, 9.67cts

Mahenge Garnet Oval Brilliant-Cut, 4.99ct

Mahenge Garnet-Pink-Oval-4.99cts

Mahenge Garnet Oval Brilliant-Cut, 4.99ct

Mahenge Garnet Oval-Cut, 2.16ct

Mahenge Garnet-Pink-Oval Cut-2.16cts

Mahenge Garnet Oval-Cut, 2.16ct

Mahenge Malaya Garnet Oval Cut, 2.04ct

Mahenge Malaya Garnet-Pink-Oval Cut-2.04ct

Mahenge Malaya Garnet Oval Cut, 2.04ct

Malaya Mahenge Garnet Oval-Cut, 1.30ct

Malaya Mahenge Garnet-Soft Pink-Oval Cut-1.30cts

Malaya Mahenge Garnet Oval-Cut, 1.30ct

Watermelon Tourmaline Emerald-Cut,6.31ct

Watermelon Tourmaline - Emerald Cut - 6.31ct

Watermelon Tourmaline Emerald-Cut,6.31ct

Rubellite Tourmaline Emerald - Cut Set, 3.25tcw

Tourmaline-Rubellite-Emerald Cut-Set-3.25tcw

Rubellite Tourmaline Emerald - Cut Set, 3.25tcw

Malaya Mahenge Garnet Oval-Cut, 5.60ct

Malaya Mahenge Garnet-Oval Cut-5.60ct

Malaya Mahenge Garnet Oval-Cut, 5.60ct

Bi-Color Tourmaline - Watermelon - Emerald Cut2.16ct

BiColor Tourmaline-Watermelon-Emerald Cut-2.16ct

Bi-Color Tourmaline - Watermelon - Emerald Cut2.16ct

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