Opal

(5,806 upcoming items)

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Vintage GIA Certified 1.26ctw Gray Opal Diamond Platinum Ring

US$3,540

Diamond DepotNew York, NY

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1970s 14K White Gold Turquoise Opal Diamond Sapphire Necklace

US$43,110

Diamond DepotNew York, NY

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Vintage GIA Certified 1.26ctw Gray Opal Diamond Platinum Ring

US$3,540

Diamond DepotNew York, NY

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Platinum 7.10ctw Oval Jelly Opal Diamond Border Pendant Necklace

US$2,890

Diamond DepotNew York, NY

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Platinum Cocktail Ring 5.81ct Emerald Cut Fire Opal & Diamonds

US$2,890

Diamond DepotNew York, NY

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11.36CT NATURAL HOLOGRAPHIC OPAL DIAMOND RING 14KT GOLD *v

US$6,975

Jasper52New York, NY

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GIA Certified 2.69ctw Black Opal Diamond Halo Platinum Ring

US$2,890

Diamond DepotNew York, NY

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12.25ct natural opal diamonds ring 18kt Nugget Deco *v

US$6,045

Jasper52New York, NY

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Vintage Platinum 2.51ctw Oval Opal Ring with Diamond Accents

US$1,500

Diamond DepotNew York, NY

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Platinum 11.05ctw Orange Jelly Opal Diamond Halo Cocktail Ring

US$3,690

Diamond DepotNew York, NY

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Vintage Sterling Silver Wide Band Ring with Synthetic Opal

US$130

Diamond DepotNew York, NY

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Promise Ring, Opal Engagement Ring

US$130

Fantasy JewelryMuscat, AE

Ends in 4d 16h

Beautiful Natural 3.60 Opal Pendant Black Diamonds & 18k Rose Gold

Est. —

£375

William GeorgeBedfordshire

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Teardrop 14K Yellow Gold Opal Pendant 12 Stones 2g

US$600

(17 bids)

Mynt AuctionsNew York, NY

Jul 05, 2026

Victorian Yellow Gold Opal Seed Pearl Swirl Brooch Pendant

Est.

US$2,121

US$2,376

US$660

Diamond DepotNew York, NY

Jul 12, 2026

VINTAGE 14K 0.56CTS NATURAL RUBY, NATURAL OPAL RING (SIZE: 5.5) 4.3 GRAMS

Est.

US$1,360

US$1,520

US$1,100

Modern JewelryValley Village, CA

Jul 08, 2026

6.27 ct Trillion Cabochon Midnight Starry Night Black Opal Gemstone

Est.

US$250

US$400

US$180

Weatherham Estate TreasuresCobourg, ON

Jul 12, 2026

STERLING SILVER HINGED BRACELET WITH SYNTHETIC OPAL INLAY ( 19.7 GRAM )

Est.

US$289

US$323

US$235

Modern JewelryValley Village, CA

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Vintage Victorian Revival 14k Yellow Gold Opal Flower Stud Earrings

US$1,500

Diamond DepotNew York, NY

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GIA Certified 2.72ctw Black Opal Platinum Cocktail Ring with Diamonds

US$4,710

Diamond DepotNew York, NY

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Vintage Victorian Revival 14K Yellow Gold Opal Bead Bar Brooch

US$760

Diamond DepotNew York, NY

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Silver Opal Ring Rose Gold

US$110

Fantasy JewelryMuscat, AE

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Vintage 18k Yellow Gold Opal Diamond Bombe Cocktail Ring 1.40ctw

US$3,820

Diamond DepotNew York, NY

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Platinum 4.2ctw Bi-Color Orange Fire Opal Diamond Cocktail Ring

US$3,260

Diamond DepotNew York, NY

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Opal Auctions

Natural Multi Color Play Of Colour Opal Gemstones 1.05 Ct. Oval Cabochon Shape 13 x 9.5 Mm.

Natural Paraiba Color Apatite Gemstones 58.85 Ct. Briolette With Drilled Beads Length 10 Inch

Natural Green Demantoid Garnet Gemstones 1.35 Ct. Oval Shape 6.42 x 5.70 Mm.

Natural Loose Gemstones Diamond Opal Special

Treasure of Gems & Jewelry

Starts on:

Lake Charles, LA, US

17 hrs Left

Gorgeous Green Glazed Korean Mei Ping Shaped Vase

Gorgeous Large Section of Ancient Rainbow Petrified Wood

Fine Ethnographic, Asian & Antiques

Inspired Auctions

Starts on:

Brea, CA, US

TPZ213 14.05 carats AAA Quality Laser cut Swiss Blue Topaz 18?11?8 mm

3.80 Carats Natural Santa Maria Aquamarine - 11X9X8 mm

7.20 Carats Paired Peridot Gemstones ? 9?8?6 mm Natural Pair

Natural Loose Gemstones Starting at $50

Fantasy Jewelry

Starts on:

Muscat, Muscat, AE

3 days Left

LiveAuctioneers

Opal

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US$3,540

US$43,110

US$3,540

US$2,890

US$2,890

US$6,975

US$2,890

US$6,045

US$1,500

US$3,690

US$130

US$130

£375

£375

US$600

US$660

US$1,100

US$180

US$235

US$1,500

US$4,710

US$760

US$110

US$3,820

US$3,260

Opal Auctions

Natural Loose Gemstones Diamond Opal Special

Fine Ethnographic, Asian & Antiques

Natural Loose Gemstones Starting at $50