Results for “Opal Gemstones”

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Natural Multi Color Opal 1.06 Ct. Oval Cabochon Shape 9.6 x 7.2 Mm Gemstone from Ethiopia: Product ID: 818715629 Product Name: Natural Opal Weight: 1.06 CT. Size: 9.6 x 7.2 x 3.5 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheate

7 days Left

Natural Multi Color Opal 1.06 Ct. Oval Cabochon Shape 9.6 x 7.2 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $19-$31

Natural Multi Color Opal 1.09 Ct. Oval Cabochon Shape 8.9 x 7 Mm Gemstone from Ethiopia: Product ID: 818713290 Product Name: Natural Opal Weight: 1.09 CT. Size: 8.9 x 7 x 3.5 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatmen

7 days Left

Natural Multi Color Opal 1.09 Ct. Oval Cabochon Shape 8.9 x 7 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $26-$41

Natural Multi-Color Play Of Colour Opal 0.92 Ct. Oval Cabochon Shape 7.8 x 6.4 Mm Gemstone From: Product ID: 818728291 Product Name: Natural Opal Weight: 0.92 CT. Size: 7.8 x 6.4 x 4.5 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:None Luster: Good Gems Origin: Ethiopia Treatment: Unheated

Mar 08, 2026

Natural Multi-Color Play Of Colour Opal 0.92 Ct. Oval Cabochon Shape 7.8 x 6.4 Mm Gemstone From

Treasure of Gems & Jewelry

Est. $104-$164

Natural Multi Color Opal 1.01 Ct. Oval Shape 7.8 x 6.5 Mm Gemstone from Ethiopia: Product ID: 818710549 Product Name: Natural Opal Weight: 1.01 CT. Size: 7.8 x 6.5 x 4.9 MM. Shape: Oval Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment: Unhe

Mar 01, 2026

Natural Multi Color Opal 1.01 Ct. Oval Shape 7.8 x 6.5 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $28-$44

Natural White Color Opal 1.50 Ct. Oval Shape 9.6 x 7.3 Mm Gemstone from Ethiopia: Product ID: 818708766 Product Name: Natural Opal Weight: 1.50 CT. Size: 9.6 x 7.3 x 5 MM. Shape: Oval Color: White Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment: Unheated Cry

7 days Left

Natural White Color Opal 1.50 Ct. Oval Shape 9.6 x 7.3 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $42-$66

Natural Multi Color Opal 1.07 Ct. Round Cabochon Shape 7 Mm Gemstone From Ethiopia: Product ID: 818711439 Product Name: Natural Opal Weight: 1.07 CT. Size: 7 x 7 x 4.5 MM. Shape: Round Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment

Mar 01, 2026

Natural Multi Color Opal 1.07 Ct. Round Cabochon Shape 7 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $60-$94

Natural Multi Color Opal 0.96 Ct. Oval Cabochon Shape 8.1 x 6.1 Mm Gemstone From Ethiopia: Product ID: 818725556 Product Name: Natural Opal Weight: 0.96 CT. Size: 8.1 x 6.1 x 4 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia Tr

Mar 01, 2026

Natural Multi Color Opal 0.96 Ct. Oval Cabochon Shape 8.1 x 6.1 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $45-$71

Natural Multi Color Opal 1.22 Ct. Oval Shape 9.1 x 6.8 Mm Gemstone from Ethiopia: Product ID: 818715665 Product Name: Natural Opal Weight: 1.22 CT. Size: 9.1 x 6.8 x 4.8 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheate

Mar 01, 2026

Natural Multi Color Opal 1.22 Ct. Oval Shape 9.1 x 6.8 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $34-$54

Natural White Opal 7.83 Ct. Oval Cabochon Shape 15.8 x 12.6 Mm. Gemstone From Ethiopia: Product ID: 818716150 Product Name: Natural Opal Weight: 7.83 CT. Size: 15.8 x 12.6 x 7.4 MM. Shape: Oval Cabochon Color: White Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment:

Mar 08, 2026

Natural White Opal 7.83 Ct. Oval Cabochon Shape 15.8 x 12.6 Mm. Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $35-$55

Natural Multi Color Opal 1.04 Ct. Oval Cabochon Shape 7.7 x 6.8 Mm Gemstone from Ethiopia: Product ID: 818715791 Product Name: Natural Opal Weight: 1.04 CT. Size: 7.7 x 6.8 x 4.3 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheate

7 days Left

Natural Multi Color Opal 1.04 Ct. Oval Cabochon Shape 7.7 x 6.8 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $19-$30

Natural Multi Color Opal 1.04 Ct. Round Shape 7 Mm Gemstone From Ethiopia: Product ID: 818709603 Product Name: Natural Opal Weight: 1.04 CT. Size: 7 x 7 x 5 MM. Shape: Oval Color: White Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheated Crystal Structure:

7 days Left

Natural Multi Color Opal 1.04 Ct. Round Shape 7 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $59-$93

Natural Multi-Color Opal 0.95 Ct. Oval Cabochon Shape 9.2 x 7.2 Mm Gemstone From Ethiopia: Product ID: 818728024 Product Name: Natural Opal Weight: 0.95 CT. Size: 9.2 x 7.2 x 3 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia Tr

7 days Left

Natural Multi-Color Opal 0.95 Ct. Oval Cabochon Shape 9.2 x 7.2 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $68-$107

Natural Multi Color Opal 1.42 Ct. Oval Cabochon Shape 10.2 x 6.5 Mm Gemstone: Product ID: 818713072 Product Name: Natural Opal Weight: 1.42 CT. Size: 10.2 x 6.5 x 4.3 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treat

Mar 01, 2026

Natural Multi Color Opal 1.42 Ct. Oval Cabochon Shape 10.2 x 6.5 Mm Gemstone

Treasure of Gems & Jewelry

Est. $34-$53

Natural Multi Color Opal 1.33 Ct. Oval Cabochon Shape 8.2 x 6.1 Mm. Gemstone: Product ID: 818725327 Product Name: Natural Opal Weight: 1.33 CT. Size: 8.2 x 6.1 x 5.3 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia

Mar 01, 2026

Natural Multi Color Opal 1.33 Ct. Oval Cabochon Shape 8.2 x 6.1 Mm. Gemstone

Treasure of Gems & Jewelry

Est. $56-$88

Natural Multi Color Opal 1.42 Ct. Oval Shape 8.6 x 7.3 Mm. Unheated Gemstone: Product ID: 818707194 Product Name: Natural Opal Weight: 1.42 CT. Size: 8.6 x 7.3 x 6.2 MM. Shape: Oval Color: Multi Color Clarity:VSI Luster: Iridescent Gems Origin: Ethiopia Treatment: Unheated Crys

Mar 01, 2026

Natural Multi Color Opal 1.42 Ct. Oval Shape 8.6 x 7.3 Mm. Unheated Gemstone

Treasure of Gems & Jewelry

Est. $73-$115

Natural Multi-Color Opal 1.23 Ct. Oval Cabochon Shape 8.9 x 6.9 Mm Gemstone From Ethiopia: Product ID: 818728022 Product Name: Natural Opal Weight: 1.23 CT. Size: 6.9 x 8.9 x 4.2 MM. Shape: Oval Cabochon Color: Multi-Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia

Mar 01, 2026

Natural Multi-Color Opal 1.23 Ct. Oval Cabochon Shape 8.9 x 6.9 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $79-$125

Natural Multi Color Opal 1.18 Ct. Oval Cabochon Shape 8.2 x 7.3 Mm Gemstone from Ethiopia: Product ID: 818715599 Product Name: Natural Opal Weight: 1.18 CT. Size: 8.2 x 7.3 x 4.5 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheate

Mar 01, 2026

Natural Multi Color Opal 1.18 Ct. Oval Cabochon Shape 8.2 x 7.3 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $22-$34

Natural Multi Color Opal 1.38 Ct. Oval Cabochon Shape 7.7 x 7 Mm Gemstone from Ethiopia: Product ID: 818715594 Product Name: Natural Opal Weight: 1.38 CT. Size: 7.7 x 7 x 5.3 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheated

Mar 01, 2026

Natural Multi Color Opal 1.38 Ct. Oval Cabochon Shape 7.7 x 7 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $25-$40

Natural Multi Color Opal 1.04 Ct. Oval Cabochon Shape 8.5 x 6.6 Mm Gemstone From Ethiopia: Product ID: 818707703 Product Name: Natural Opal Weight: 1.04 CT. Size: 8.5 x 6.6 x 4.1 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatm

Mar 01, 2026

Natural Multi Color Opal 1.04 Ct. Oval Cabochon Shape 8.5 x 6.6 Mm Gemstone From Ethiopia

Treasure of Gems & Jewelry

Est. $58-$92

Natural Multi Color Opal 1.02 Ct. Oval Cabochon Shape 9 x 6.7 Mm Gemstone from Ethiopia: Product ID: 818713291 Product Name: Natural Opal Weight: 1.02 CT. Size: 9 x 6.7 x 3.7 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatmen

Mar 01, 2026

Natural Multi Color Opal 1.02 Ct. Oval Cabochon Shape 9 x 6.7 Mm Gemstone from Ethiopia

Treasure of Gems & Jewelry

Est. $24-$38

Natural Multi Color Play Of Colour Opal 0.80 Ct. Oval Cabochon Shape 8.1 x 6.1 Mm Gemstone from: Product ID: 818726367 Product Name: Natural Opal Weight: 0.80 CT. Size: 8.1 x 6.1 x 3.3 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia

Mar 01, 2026

Natural Multi Color Play Of Colour Opal 0.80 Ct. Oval Cabochon Shape 8.1 x 6.1 Mm Gemstone from

Treasure of Gems & Jewelry

Est. $40-$64

Natural Multi Color Opal 0.89 Ct. Oval Cabochon Shape 9.2 x 7 Mm. Unheated Gemstone: Product ID: 818726381 Product Name: Natural Opal Weight: 0.89 CT. Size: 9.2 x 7 x 3 MM. Shape: Oval Cabochon Color: Multi Color Clarity:Semi - Transparent Luster: Iridescent Gems Origin: Ethiopia Trea

Mar 01, 2026

Natural Multi Color Opal 0.89 Ct. Oval Cabochon Shape 9.2 x 7 Mm. Unheated Gemstone

Treasure of Gems & Jewelry

Est. $43-$68

Cicada Jewelry 18k Gold Brown Diamond Koroit Boulder Opal Plique a Jour MOP Brooch: Metal : 18k Yellow Gold Designer : Cicada Jewelry Gemstone : MOP, Koroit boulder opal, Brown diamonds approx. 5.00ctw. Measurements : Brooch measures 5" x 2.5". Marked: : Tested 18k. N

Feb 18, 2026

Cicada Jewelry 18k Gold Brown Diamond Koroit Boulder Opal Plique a Jour MOP Brooch

Farber Auctioneers

Est. $15,000-$20,000

ESTATE 14KT YELLOW GOLD, OPAL CABOCHON & DIAMOND RING: Estate 14kt yellow gold and gemstone ring, central opal cabochon, likely synthetic, in a surround of diamonds, and diamond accented shoulders, 0.60cttw, marked 14K, size 6.5, 6.7 grams (inclusive of a

Feb 20, 2026

ESTATE 14KT YELLOW GOLD, OPAL CABOCHON & DIAMOND RING

Austin Auction Gallery

Est. $800-$1,500

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