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Natural Black Star Sapphire 3.11 Ct. Oval Cabochon Shape 9 x 7.3 Mm Gemstone from Thailand: Product ID: 806143412 Product Name: Natural Star Sapphire Weight: 3.11 CT. Size: 9 x 7.3 x 4 MM. Shape: Oval Cabochon Color: Black Clarity:Opaque Luster: Good 6 Rays Star Gems Origin: Thailand Treatme

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Natural Black Star Sapphire 3.11 Ct. Oval Cabochon Shape 9 x 7.3 Mm Gemstone from Thailand

Treasure of Gems & Jewelry

4.03 Carats Light Blue Brazilian Aquamarine Baguette Parcel - 12 x 4 x 3 mm, 63XK: This refined parcel of aquamarine gemstones presents a clean, icy light blue color with crisp transparency and a cool, watery glow. Cut into elongated baguette shapes, the stones display sleek linear

3 days Left

4.03 Carats Light Blue Brazilian Aquamarine Baguette Parcel - 12 x 4 x 3 mm, 63XK

Est. US$30-US$60

Natural Paraiba Color Apatite 0.95 Ct. Oval Shape 7.4 x 5.8 Mm Gemstone from Tanzania: Product ID: 800605882 Product Name: Natural Apatite Weight: 0.95 CT. Size: 7.4 x 5.8 x 4 MM. Shape: Oval Color: Neon Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Unheated Crystal Stru

Mar 15, 2026

Natural Paraiba Color Apatite 0.95 Ct. Oval Shape 7.4 x 5.8 Mm Gemstone from Tanzania

Treasure of Gems & Jewelry

Est. US$20-US$32

5.00 CT Ruby Lab-Grown Ring in White Gold: An exceptional 5.00 carat lab-grown ruby ring, expertly crafted in luxurious White Gold. The pear cut ruby surrounded by an elaborate vintage-style floral halo with scrollwork design highlights the br

Feb 27, 2026

5.00 CT Ruby Lab-Grown Ring in White Gold

Est. US$7,500-US$9,500

Natural Blue Kyanite 0.85 Ct. 2 Pcs Oval Shape Gemstones From Sri - Lanka: Product ID: 804204817 Product Name: Natural Kyanite Weight: 0.85 CT. Size: 5.2 x 4 x 2.5 to 4.9 x 3.8 x 2.4 MM. Shape: Oval Color: Blue Clarity:VSI - SI1 Luster: Good Gems Origin: Sri - Lanka Treatmen

Mar 08, 2026

Natural Blue Kyanite 0.85 Ct. 2 Pcs Oval Shape Gemstones From Sri - Lanka

Treasure of Gems & Jewelry

Est. US$62-US$97

Large Pink Tourmaline and Quartz Formation: Large formation of pink tourmaline and quartz from Brazil. 6.5” x 6.5" x 4". 7 pounds, 3 ounces.

3 days Left

Large Pink Tourmaline and Quartz Formation

Fossils & Gemstones of Houston

Est. US$400-US$600

Large Pyrite Formation: Large pyrite formation. 7" x 7.5" x 4". 15 pounds.

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Large Pyrite Formation

Fossils & Gemstones of Houston

Est. US$400-US$500

Ultra Fluorescent Cave Aragonite Specimen: Price slashed! Ultra fluorescent cave aragonite specimen from the Potosi Mine in Chihuahua, Mexico. 10" x 15" x 4". 11 pounds, 12 ounces.

3 days Left

Ultra Fluorescent Cave Aragonite Specimen

Fossils & Gemstones of Houston

Est. US$600-US$800

Natural Star Black Sapphire 6 Rays 2.59 Ct. Pear Cabochon Shape 9 x 6.5 Mm. Gemstone From Thailand: Product ID: 806153808 Product Name: Natural Star Sapphire Weight: 2.59 CT. Size: 9 x 6.5 x 4 MM. Shape: Pear Cabochon Color: Black Clarity:Opaque Luster: Good 6 Rays Star Gems Origin: Thailand Treatme

Mar 15, 2026

Natural Star Black Sapphire 6 Rays 2.59 Ct. Pear Cabochon Shape 9 x 6.5 Mm. Gemstone From Thailand

Treasure of Gems & Jewelry

Est. US$48-US$76

Natural Orangish Red Spessartine Garnet 2.86 Ct. 2 Pcs Oval Shape 7.1 x 6.2 Mm Gemstones From: Product ID: 802937908 Product Name: Natural Garnet Weight: 2.86 CT. Size: 7.1 x 6.2 x 4 MM. Shape: Oval Shape Color: Orangish Red Clarity:SI1 Luster: Good Gems Origin: Namibia Treatment: Unheated Crys

Mar 15, 2026

Natural Orangish Red Spessartine Garnet 2.86 Ct. 2 Pcs Oval Shape 7.1 x 6.2 Mm Gemstones From

Treasure of Gems & Jewelry

Est. US$80-US$126

Natural Blue Kyanite 0.95 Ct. 2 Pcs Oval Shape Gemstones From Sri - Lanka: Product ID: 804204826 Product Name: Natural Kyanite Weight: 0.95 CT. Size: 5.1 x 4 x 2.3 to 5 x 4.1 x 2.8 MM. Shape: Oval Color: Blue Clarity:VSI - SI1 Luster: Good Gems Origin: Sri - Lanka Treatment:

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Natural Blue Kyanite 0.95 Ct. 2 Pcs Oval Shape Gemstones From Sri - Lanka

Treasure of Gems & Jewelry

Natural Black Star Sapphire 2.64 Ct. Oval Cabochon Shape 8.3 x 6.9 Mm Gemstone from Thailand: Product ID: 806136120 Product Name: Natural Star Sapphire Weight: 2.64 CT. Size: 8.3 x 6.9 x 4 MM. Shape: Oval Cabochon Color: Black Clarity:Opaque Luster: Good 6 Rays Star Gems Origin: Thailand Treat

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Natural Black Star Sapphire 2.64 Ct. Oval Cabochon Shape 8.3 x 6.9 Mm Gemstone from Thailand

Treasure of Gems & Jewelry

Amethyst Pendant in 14k Yellow Gold: In _k Yellow Gold. Contains one 4x6mm high quality natural Amethyst gemstone with vibrant color and excellent clarity. 1/2 inch long. 1/4 inch wide. 1.0g.

9 hrs Left

Amethyst Pendant in 14k Yellow Gold

Eric's Estate & Jewelry

Est. US$300-US$450

Natural Green Apatite 1.00 Ct. Round Shape 6 Mm. Gemstone From Tanzania: Product ID: 100602598 Product Name: Natural Apatite Weight: 1.00 CT. Size: 6 X 6 X 4 MM. Shape: Round Color: Green Clarity:Si Luster: Good Gems Origin: Tanzania Treatment: Unheated Crystal Structure:

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Natural Green Apatite 1.00 Ct. Round Shape 6 Mm. Gemstone From Tanzania

Treasure of Gems & Jewelry

Natural Black Star Sapphire 3.10 Ct. Oval Cabochon Shape 9 x 7.4 Mm Gemstone From Thailand: Product ID: 806135518 Product Name: Natural Star Sapphire Weight: 3.10 CT. Size: 9 x 7.4 x 4 MM. Shape: Oval Cabochon Color: Black Clarity:Opaque Luster: Good 6 Rays Star Gems Origin: Thailand Treatme

Mar 01, 2026

Natural Black Star Sapphire 3.10 Ct. Oval Cabochon Shape 9 x 7.4 Mm Gemstone From Thailand

Treasure of Gems & Jewelry

Est. US$55-US$87

Natural Blue Color Zircon 1.31 Ct. Round Shape 5.7 Mm Gemstone from Cambodia: Product ID: 807720067 Product Name: Natural Zircon Weight: 1.31 CT. Size: 5.7 x 5.7 x 4 MM. Shape: Round Color: Blue Clarity:VSI Luster: Good Gems Origin: Cambodia Treatment: Heated Crystal Structure:

Mar 08, 2026

Natural Blue Color Zircon 1.31 Ct. Round Shape 5.7 Mm Gemstone from Cambodia

Treasure of Gems & Jewelry

Est. US$19-US$30

Green River Leaf Fossil: Upper Parachute Member fossil from the Green River. Eocene Age. Beautiful detail. 4" x 13.5" x 1.75". 5 pounds, 7 ounces.

3 days Left

Green River Leaf Fossil

Fossils & Gemstones of Houston

Est. US$250-US$300

Natural Orange Spessartine Garnet 2.28 Ct. Oval Shape 9.1 x 7.1 Mm. Gemstone From Namibia: Product ID: 802936596 Product Name: Natural Spessartine Weight: 2.28 CT. Size: 9.1 x 7.1 x 4 MM. Shape: Oval Color: Orange Clarity:VSI - SI1 Luster: Very Good Gems Origin: Namibia Treatment: Unheated

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Natural Orange Spessartine Garnet 2.28 Ct. Oval Shape 9.1 x 7.1 Mm. Gemstone From Namibia

Treasure of Gems & Jewelry

Polished Labradorite Freeform: Flashy, polished, labradorite freeform from Madagascar. 6.5" x 5.5" x 2". 4 pounds, 13 ounces.

3 days Left

Polished Labradorite Freeform

Fossils & Gemstones of Houston

Est. US$250-US$350

Natural Green Peridot 1.75 Ct. 2 Pcs Trilliant Shape 6 Mm Gemstone from Pakistan: Product ID: 805317526 Product Name: Natural Peridot Weight: 1.75 CT. Size: 6 x 6 x 4 MM. Shape: Trilliant Color: Green Clarity:SI1 Luster: Good Gems Origin: Pakistan Treatment: Unheated Crystal Struct

Mar 08, 2026

Natural Green Peridot 1.75 Ct. 2 Pcs Trilliant Shape 6 Mm Gemstone from Pakistan

Treasure of Gems & Jewelry

Est. US$69-US$109

Natural Black Star Sapphire 6 Rays 2.81 Ct. Oval Cabochon Shape 8.7 x 7 Mm Gemstone From Thailand: Product ID: 806136553 Product Name: Natural Star Sapphire Weight: 2.81 CT. Size: 8.7 x 7 x 4 MM. Shape: Oval Cabochon Color: Black Clarity:Opaque Luster: Good 6 Rays Star Gems Origin: Thailand Treatme

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Natural Black Star Sapphire 6 Rays 2.81 Ct. Oval Cabochon Shape 8.7 x 7 Mm Gemstone From Thailand

Treasure of Gems & Jewelry

Natural London Blue Topaz 2.12 Ct. Oval Shape 9 x 7 Mm Gemstone From Brazil: Product ID: 807161746 Product Name: Natural Blue Topaz Weight: 2.12 CT. Size: 9 x 7 x 4 MM. Shape: Oval Color: London Blue Clarity:VSI Luster: Good Gems Origin: Brazil Treatment: Treated Crystal Struc

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Natural London Blue Topaz 2.12 Ct. Oval Shape 9 x 7 Mm Gemstone From Brazil

Treasure of Gems & Jewelry

Natural Yellow Lemon Quartz 3.97 Ct.Oval Cabochon Shape 13 x 10.3 Mm Gemstone From Brazil: Product ID: 805530089 Product Name: Natural Quartz Weight: 3.97 CT. Size: 13 x 10.3 x 4 MM. Shape: Oval Cabochon Color: Yellow Clarity:Semi - Transparent Luster: Good Gems Origin: Brazil Treatment: Un

Mar 08, 2026

Natural Yellow Lemon Quartz 3.97 Ct.Oval Cabochon Shape 13 x 10.3 Mm Gemstone From Brazil

Treasure of Gems & Jewelry

Est. US$35-US$55

Large Mahogany Obsidian Freeform: Large polished mahogany obsidian freeform from Mexico. 11” x 5” x 4”. 10 pounds, 9 ounces.

3 days Left

Large Mahogany Obsidian Freeform

Fossils & Gemstones of Houston

Est. US$300-US$400

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