Results for “Opal Gemstones”

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Natural Multi Color Opal 1.44 Ct. Oval Cabochon Shape 10 x 7.5 Mm. Gemstone Unheated: Product ID: 818714997 Product Name: Natural Opal Weight: 1.44 CT. Size: 10 x 7.5 x 4.4 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia T

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Natural Multi Color Opal 1.44 Ct. Oval Cabochon Shape 10 x 7.5 Mm. Gemstone Unheated

Treasure of Gems & Jewelry

Est. $51-$80

Natural Multi Color Opal 0.94 Ct. Oval Cabochon Shape 8.3 x 6.3 Mm Gemstones From Ethiopia: Product ID: 818728405 Product Name: Natural Opal Weight: 0.94 CT. Size: 8.3 x 6.3 x 4.4 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatm

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Natural Multi Color Opal 0.94 Ct. Oval Cabochon Shape 8.3 x 6.3 Mm Gemstones From Ethiopia

Treasure of Gems & Jewelry

Est. $104-$164

Natural Multi Color Opal 1.79 Ct. Oval Cabochon Shape 11.8 x 9.1 Mm Gemstone From Ethiopia: Product ID: 818713124 Product Name: Natural Opal Weight: 1.79 CT. Size: 11.8 x 9.1 x 3.7 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treat

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Natural Multi Color Opal 1.79 Ct. Oval Cabochon Shape 11.8 x 9.1 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $162-$254

Oval Facet Black Opal Gemstone: Oval Facet Black Opal Gemstone This is a mesmerizing piece, showcasing a dark, mysterious base with vibrant flashes of iridescent color. This gemstone is perfect for creating unique, statement jewelr

Feb 18, 2026

Oval Facet Black Opal Gemstone

Weatherham Estate Treasures

Est. $150-$250

Natural Multi Color Opal 1.60 Ct. 5 Pcs Oval Cabochon Shape 6 x 4.1 Mm Gemstones From Ethiopia: Product ID: 818728066 Product Name: Natural Opal Weight: 1.60 CT. Size: 6 x 4.1 x 3.3 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatmen

Mar 01, 2026

Natural Multi Color Opal 1.60 Ct. 5 Pcs Oval Cabochon Shape 6 x 4.1 Mm Gemstones From Ethiopia

Treasure of Gems & Jewelry

Est. $140-$220

Natural Multi Color Play Of Colour Opal 1.93 Ct. Oval Shape 9.8 x 8 Mm. Gemstone From Ethiopia: Product ID: 818725779 Product Name: Natural Opal Weight: 1.93 CT. Size: 9.8 x 8 x 5 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia Trea

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Natural Multi Color Play Of Colour Opal 1.93 Ct. Oval Shape 9.8 x 8 Mm. Gemstone From Ethiopia

Treasure of Gems & Jewelry

Natural Multi Color Opal 5.37 Ct. Oval Cabochon Shape 13.3 x 11.4 Mm. Unheated Gemstone: Product ID: 818719761 Product Name: Natural Opal Weight: 5.37 CT. Size: 13.3 x 11.4 x 7.5 MM. Shape: Oval Cabochon Color: Rainbow Clarity:Semi - Transparent Luster: Stunning Gems Origin: Ethiopia Trea

Mar 01, 2026

Natural Multi Color Opal 5.37 Ct. Oval Cabochon Shape 13.3 x 11.4 Mm. Unheated Gemstone

Treasure of Gems & Jewelry

Est. $335-$527

Natural Multi Color Opal 1.65 Ct. 2 Pcs Round Cabochon Shape 7 Mm Gemstones From Ethiopia: Product ID: 818728278 Product Name: Natural Opal Weight: 1.65 CT. Size: 7 x 7 x 3.6 MM. Shape: Round Color: Multi-Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment: Unheate

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Natural Multi Color Opal 1.65 Ct. 2 Pcs Round Cabochon Shape 7 Mm Gemstones From Ethiopia

Treasure of Gems & Jewelry

Est. $105-$165

Natural Multi-Color Opal 3.13 Ct. 4 Pcs Oval Cabochon Shape 8.1 x 6.1 Mm Gemstones From Ethiopia: Product ID: 818728046 Product Name: Natural Opal Weight: 3.13 CT. Size: 8.1 x 6.1 x 2.3 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatm

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Natural Multi-Color Opal 3.13 Ct. 4 Pcs Oval Cabochon Shape 8.1 x 6.1 Mm Gemstones From Ethiopia

Treasure of Gems & Jewelry

Est. $102-$160

Natural Multi Color Opal 2.17 Ct. Oval Cabochon Shape 10.2 x 8.5 Mm. Unheated Gemstone: Product ID: 818712901 Product Name: Natural Opal Weight: 2.17 CT. Size: 10.2 x 8.5 x 5.2 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treat

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Natural Multi Color Opal 2.17 Ct. Oval Cabochon Shape 10.2 x 8.5 Mm. Unheated Gemstone

Treasure of Gems & Jewelry

Est. $138-$218

Natural Yellow Opal 6.36 Ct. Marquise Shape 24 x 10.7 Mm. Unheated Gemstone From Ethiopia: Product ID: 818709651 Product Name: Natural Opal Weight: 6.36 CT. Size: 24 x 10.7 x 6.8 MM. Shape: Marquise Color: Yellow Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheated Crystal

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Natural Yellow Opal 6.36 Ct. Marquise Shape 24 x 10.7 Mm. Unheated Gemstone From Ethiopia

Treasure of Gems & Jewelry

Natural Fire Red Black Opal 0.92 Ct. Oval Cabochon 8.7 x 6.6 Mm. Gemstone From Ethiopia: Product ID: 818724480 Product Name: Natural Opal Weight: 0.92 CT. Size: 8.7 x 6.6 x 3.7 MM. Shape: Oval Cabochon Color: Rainbow Fire Red Black Clarity:Semi - Transparent Luster: Iridescent Gems Origin

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Natural Fire Red Black Opal 0.92 Ct. Oval Cabochon 8.7 x 6.6 Mm. Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $95-$149

Natural Multi-Color Opal 1.45 Ct. Oval Cabochon Shape 9 x 7 Mm Gemstone From Ethiopia: Product ID: 818728027 Product Name: Natural Opal Weight: 1.45 CT. Size: 9 x 7 x 4 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia Treatm

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Natural Multi-Color Opal 1.45 Ct. Oval Cabochon Shape 9 x 7 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $86-$135

Natural Multi Color Opal 7.37 Ct. Oval Cabochon Shape 15.6 x 12.2 Mm Gemstone From Ethiopia: Product ID: 818710671 Product Name: Natural Opal Weight: 7.37 CT. Size: 15.6 x 12.2 x 7.6 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Trea

Feb 15, 2026

Natural Multi Color Opal 7.37 Ct. Oval Cabochon Shape 15.6 x 12.2 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $416-$653

Natural Multi Color Opal 4.07 Ct. Oval Shape 17.5 x 8.8 Mm Gemstone From Ethiopia: Product ID: 818712110 Product Name: Natural Opal Weight: 4.07 CT. Size: 17.5 x 8.8 x 5.6 MM. Shape: Oval Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment: Unh

Mar 08, 2026

Natural Multi Color Opal 4.07 Ct. Oval Shape 17.5 x 8.8 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $344-$541

Natural Multi Color Opal 5.81 Ct. Oval Shape 15.7 x 12.5 Mm. Unheated Gemstone: Product ID: 818708239 Product Name: Natural Opal Weight: 5.81 CT. Size: 15.7 x 12.5 x 6.5 MM. Shape: Oval Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment: Un

Feb 15, 2026

Natural Multi Color Opal 5.81 Ct. Oval Shape 15.7 x 12.5 Mm. Unheated Gemstone

Treasure of Gems & Jewelry

Est. $327-$515

Natural Rainbow Fire Red Black Opal 1.78 Ct Oval Cabochon Shape 10 x 7.4 Mm. Gemstone: Product ID: 818725870 Product Name: Natural Opal Weight: 1.78 CT. Size: 10 x 7.4 x 4.8 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia T

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Natural Rainbow Fire Red Black Opal 1.78 Ct Oval Cabochon Shape 10 x 7.4 Mm. Gemstone

Treasure of Gems & Jewelry

Est. $156-$245

3.06 Carats Celestial Glow Welo Opal - Natural Ethiopian Gemstone 13.2x9.2x5.1mm, 21XH: This ethereal Welo opal glows with dreamy hues of electric blue, violet, and soft lilac, drifting through a delicate translucent body. The gem's pastel fire evokes the northern lights-fluid, serene, a

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3.06 Carats Celestial Glow Welo Opal - Natural Ethiopian Gemstone 13.2x9.2x5.1mm, 21XH

Est. $20-$40

Natural Multi Color Play Of Colour Opal 2.10 Ct. 3 Pcs Oval Cabochon Shape Gemstones From Ethiopia: Product ID: 818728378 Product Name: Natural Opal Weight: 2.10 CT. Size: 7.5 x 5.7 x 4 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:None Luster: Good Gems Origin: Ethiopia Treatment: Unheated Cr

Feb 15, 2026

Natural Multi Color Play Of Colour Opal 2.10 Ct. 3 Pcs Oval Cabochon Shape Gemstones From Ethiopia

Treasure of Gems & Jewelry

Est. $104-$164

Natural Multi Color Opal 2.23 Ct. Oval Cabochon Shape 10.2 x 9 Mm. Unheated Gemstone: Product ID: 818710706 Product Name: Natural Opal Weight: 2.23 CT. Size: 10.2 x 9 x 4.8 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatme

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Natural Multi Color Opal 2.23 Ct. Oval Cabochon Shape 10.2 x 9 Mm. Unheated Gemstone

Treasure of Gems & Jewelry

Est. $125-$197

Natural Multi Color Opal 9.25 Ct. Oval Cabochon Shape 17.6 x 13 Mm Gemstone From Ethiopia: Product ID: 818708836 Product Name: Natural Opal Weight: 9.25 CT. Size: 17.6 x 13 x 7.9 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatm

Feb 15, 2026

Natural Multi Color Opal 9.25 Ct. Oval Cabochon Shape 17.6 x 13 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $522-$820

Natural Multi Color Opal 1.51 Ct. 2 Pcs Round Cabochon Shape 7.1 Mm Gemstones From Ethiopia: Product ID: 818728208 Product Name: Natural Opal Weight: 1.51 CT. Size: 7.1 x 7.1 x 4 MM. Shape: Round Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatme

Feb 15, 2026

Natural Multi Color Opal 1.51 Ct. 2 Pcs Round Cabochon Shape 7.1 Mm Gemstones From Ethiopia

Treasure of Gems & Jewelry

Est. $105-$165

Natural Multi Color Opal 18.03 Ct. Dog Carving 23 x 14.9 Mm. Unheated Gemstone From Australia: Product ID: 818722515 Product Name: Natural Opal Carving Weight: 18.03 CT. Size: 23 x 14.9 x 10.8 MM. Shape: Dog Carving Color: Multi Color Clarity:Semi - Transparent Luster: Strong Iridescent Gems Or

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Natural Multi Color Opal 18.03 Ct. Dog Carving 23 x 14.9 Mm. Unheated Gemstone From Australia

Treasure of Gems & Jewelry

Natural Multi Color Opal 4.83 Ct. Oval Cabochon Shape 13 x 11.8 Mm Gemstone From Ethiopia: Product ID: 818707477 Product Name: Natural Opal Weight: 4.83 CT. Size: 13 x 11.8 x 6 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Opaque Luster: Iridescent Gems Origin: Ethiopia Treatment: Unh

Mar 01, 2026

Natural Multi Color Opal 4.83 Ct. Oval Cabochon Shape 13 x 11.8 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $274-$431

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