Opal

(7,841 upcoming items)

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Vintage Sterling Silver Opal Cocktail Ring Square Cabochon

$120

(1 bid)

BidhausNew York, NY

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Tous Aquamarine Opal Pendant Necklace in 18K Yellow Gold

$590

BidhausNew York, NY

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Elegant Platinum 3.90ctw Oval Opal Diamond Halo Cocktail Ring

$2,420

BidhausNew York, NY

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Antique Victorian 14k Yellow Gold Opal Diamond Halo Ring 0.20ctw

$1,500

BidhausNew York, NY

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Yellow Gold Butterfly Cocktail Ring with Opal and Diamond Accent

$820

BidhausNew York, NY

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Opal and Diamond Platinum Ring with 2.49 Ct Center Stone

$3,490

(13 bids)

BidhausNew York, NY

5 days Left

1.19 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Pair

Est.

$75

$150

$2

(2 bids)

Gems AuctionBangkok, TH

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Vintage Platinum 1.43ct GIA Oval Boulder Opal Ring with Diamond Accents

$2,660

(25 bids)

BidhausNew York, NY

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French Antique Art Nouveau GIA Certified Gold Opal Diamond Navette Ring

$18,630

BidhausNew York, NY

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Opal and Black Onyx Cocktail Ring in 14k Yellow Gold Twisted Frame

$1,690

BidhausNew York, NY

Jul 06, 2026

12.97 Ct Natural Blue Opal Marquise Cab

Est.

$75

$150

$1

(1 bid)

Gems AuctionBangkok, TH

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Multicolor Pear Opal Green Tourmaline Yellow Gold Cocktail Ring

$1,220

BidhausNew York, NY

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14k Yellow Gold Butterfly Brooch with Opal Detailed Filigree

$540

BidhausNew York, NY

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14k Yellow Gold Sydney Opera House Opal Pendant Collectible

$760

(12 bids)

Mynt AuctionsNew York, NY

5 days Left

1.72 Ct Natural Multicolor Welo Opal Flash Fire Round Cab Pair

Est.

$75

$150

$3

(2 bids)

Gems AuctionBangkok, TH

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Snake Motif Pendant in Solid Gold with Lapis Opal and 1.75ctw Diamonds

$7,520

BidhausNew York, NY

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Snake Motif Pendant in Solid Gold with Lapis Opal and 1.75ctw Diamonds

$7,520

(51 bids)

BidhausNew York, NY

5 days Left

1.61 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab Set

Est.

$75

$150

$3

(2 bids)

Gems AuctionBangkok, TH

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Art Deco Platinum Bracelet with Opals and 249 Diamonds

$16,650

BidhausNew York, NY

Jul 21, 2026

Antique Vintage Gold Filled Lot Picture Locket Opals Hoop Earrings Stick Pin and More

Est.

$40

$120

$10

Golden Age Jewelry AuctionsUrbana, OH

5 days Left

4.09 Ct Natural Pink Fire Opal Round Cut Beads

Est.

$75

$150

$2

(2 bids)

Gems AuctionBangkok, TH

5 days Left

3.38 Ct Natural Multicolor Fire Opal Round Beads

Est.

$75

$150

$2

(2 bids)

Gems AuctionBangkok, TH

5 days Left

3.83 Ct Natural Multicolor Fire Opal Round Beads

Est.

$75

$150

$2

(2 bids)

Gems AuctionBangkok, TH

5 days Left

3.46 Ct Natural Multicolor Fire Opal Round Beads

Est.

$75

$150

$2

(2 bids)

Gems AuctionBangkok, TH

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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

3 days 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

4.21 Ct Cushion B.R Fire Opal 9K Gold Earrings

3.62 Ct Trillion Tourmaline 9K Gold Ring

Exquisite 9K Gold Gemstone Jewelry Collection

Jasper52

Ends from:

New York, NY, US

LiveAuctioneers

Opal

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Opal Auctions

Natural Loose Gemstones Diamond Opal Special

Fine Ethnographic, Asian & Antiques

Exquisite 9K Gold Gemstone Jewelry Collection