Opal

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3.13 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 3.13 Ct / Dimensions - 13.10 x 8.70 x 5.40 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2025

3.13 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

2.72 Ct Natural Multicolor Welo Opal Top Fire Oval Cab: Weight - 2.72 Ct / Dimensions - 11.50 x 8.40 x 5.20 mm / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2025

2.72 Ct Natural Multicolor Welo Opal Top Fire Oval Cab

Gems AuctionBangkok, TH

2.37 Ct Natural Blue Flashing Fire Opal Oval Cab: Weight - 2.37 Ct / Dimensions - 11.20 x 9.30 x 4.90 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

2025

2.37 Ct Natural Blue Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

2.65 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 2.65 Ct / Dimensions - 13.10 x 10.00 x 4.00 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2025

2.65 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

(2)Santa Cruz 1960-1970 Advertising Mirrored Calendars - 1966 Opal Cliffs Liquor + Maddocks Bakery: (2)Santa Cruz 1960-1970 Advertising Mirrored Calendars - 1966 Opal Cliffs Liquor + Maddocks Bakery

2025

(2)Santa Cruz 1960-1970 Advertising Mirrored Calendars - 1966 Opal Cliffs Liquor + Maddocks Bakery

A & A Auction GallerySanta Cruz, CA

14K Yellow Gold 16''L Necklace with 14K Pendant - Necklace 1.58g Gold Pendant with Mosaic Opals (1): 14K Yellow Gold 16''L Necklace with 14K Pendant - Necklace 1.58g Gold Pendant with Mosaic Opals (1) Missing See Photos)

2025

14K Yellow Gold 16''L Necklace with 14K Pendant - Necklace 1.58g Gold Pendant with Mosaic Opals (1)

A & A Auction GallerySanta Cruz, CA

Vintage Wide Striped Opal Ring 925 Sterling Silver, 13.45 Grams: Vintage Wide Striped Opal Ring 925 Sterling Silver, 13.45 Grams This is a such a unique ring. Please let us know if you have any questions. Gemstone: opal Metal: 925 sterling silver Weight: 13.45 gram

2025

Vintage Wide Striped Opal Ring 925 Sterling Silver, 13.45 Grams

Jasper52New York, NY

OPAL "LUNA" SPACE AGE TULIP GLASS SIDE TABLE: Space age round side table with a smoked glass top, painted wood top, and metal tulip style base. Opal label on underside. Germany, circa 1970s. Dimensions: H 20" x Dia 18" Condition: Small areas of r

2025

OPAL "LUNA" SPACE AGE TULIP GLASS SIDE TABLE

Westport AuctionNorwalk, CT

Sterling Bracelet with Opal and Mother of Pearl: Sterling bracelet with opal and mother of pearl. Measures 7.5".

2025

Sterling Bracelet with Opal and Mother of Pearl

Cowboy Joe's AntiquesLas Cruces, NM

Assorted Lot of 20 Stones, Cabs, Gems and Figures: Fantastic mixed lot includes turquoise fetishes, stone mushroom, malachite, citrine, amethyst, jade, coral, opal, bone and more.

2025

Assorted Lot of 20 Stones, Cabs, Gems and Figures

Cowboy Joe's AntiquesLas Cruces, NM

Lot of Three Sterling and Stone Rings: Lot of three sterling and stone rings. All marked .925. 1) Size 9, marked Thailand, checkerboard inlay design. 2) Size 8, sterling and amethyst small stones. 3) Size 10, hallmark signed and opal stone

2025

Lot of Three Sterling and Stone Rings

Cowboy Joe's AntiquesLas Cruces, NM

Opal, MOP, Moonstone & More 925 Pieces: Four sterling pendants, one sterling chain. Mother of Pearl, Abalone, Pearl, Opal, Aquamarine. 3 pair of pierced earrings. (27.4 dwt)

2025

Opal, MOP, Moonstone & More 925 Pieces

Vintage AuctionsOttawa, OH

14k Gold 1.81ct Opal 0.65ct Diamond Ring: Retail: $3,700.00 ******14k Gold 1.81ct Opal 0.65ct Diamond Ring ****** Metal: 14k Solid White Gold / Size: 7 / Total Item Weight: 4.3 grams / Country Made: United States / / Main Stone: Natural Opal

2025

14k Gold 1.81ct Opal 0.65ct Diamond Ring

Prestige Auction GalleriesWoodland Hills, CA

Multi Gemstone 925 Necklaces & Bracelet: 3 sterling necklaces, 14", 18", 20". Multi gemstone sterling bracelet, 8". Amethyst, peridot, citrine & opal. (25.7 dwt)

2025

Multi Gemstone 925 Necklaces & Bracelet

Vintage AuctionsOttawa, OH

Gem Set Gold Vermiel Butterfly Brooch: Gem Set Gold Vermiel Butterfly Brooch, emerald cabochon set wings, in (4) teardrop peridot highlight, (2) of which 7 mm H x 6.1 mm W and (2)6.5 mm x 5.2 mm, (4) jelly opal cabochon set body, ruby cabo

2025

Gem Set Gold Vermiel Butterfly Brooch

William Bunch Auctions & AppraisalsChadds Ford , PA

27 GRAM LARGE OPAL ROCK STONE LAPIDARY SPECIMEN: LARGE OPAL ROCK STONE LAPIDARY SPECIMEN

2025

27 GRAM LARGE OPAL ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

Vintage Fenton Opal Melon Ribbed Art Glass Vase: Vintage Fenton Opal Melon Ribbed Art Glass Vase, 7.75in by 10in

2025

Vintage Fenton Opal Melon Ribbed Art Glass Vase

Bryant Art AuctionPlacentia, CA

SOLD

A COLLECTION OF FOREIGN SILVER COMMEMORATIVE COINS, BULLION AND UNITED STATES COINS.: A COLLECTION OF FOREIGN SILVER COMMEMORATIVE COINS, BULLION AND UNITED STATES COINS. Including: Australia: Two 2012 Opal Series, The Koala, $1, (1 ounce) silver proof coins with original boxes and pap

2025

A COLLECTION OF FOREIGN SILVER COMMEMORATIVE COINS, BULLION AND UNITED STATES COINS.

BonhamsMarlborough, MA

Lovely Green Dendritic Opal Mineral Specimen: Beautiful all natural green dendritic opal mineral specimen. Lovely light sea green coloring throughout with iron red root highlights throughout. Size 3" L x 2 1/8" W

2025

Lovely Green Dendritic Opal Mineral Specimen

Scollard AuctionsBrea, CA

14K Gold Opal & Diamond Lever Back Earrings: These exquisite earrings feature beautiful rectangular opals, known for their iridescent play-of-color. Each opal is securely set in 14K gold with a brilliant small diamond accent above it, adding a t

2025

14K Gold Opal & Diamond Lever Back Earrings

Burns Auction & Appraisal LLCLancaster, OH

10 k jewelry unmarked tested on outside, 1 ring and 2 earrings 1.3 grams with stone: 10k unmarked jewelry, tested on outside, 1 ring 2 earrings 1.3 grams with stone, opal ? size 6

2025

10 k jewelry unmarked tested on outside, 1 ring and 2 earrings 1.3 grams with stone

Crossroads Estate SolutionsLee, MA

5 Pair vintage sterling clip on earrings: 5 Pair Sterling Clip on Earrings 3 pair with stones 3 pair with stones (lapis lazuli? amethyst? pink opal?) total lot weight 51 g.

2025

5 Pair vintage sterling clip on earrings

Crossroads Estate SolutionsLee, MA

Sterling Silver Necklace with Opal & Feather Dangles – 7.3g: Delicate sterling silver necklace featuring a crescent-shaped pendant adorned with a bezel-set opal cabochon and two feather dangles. Southwestern/Native American–style design. Chain included. Weigh

2025

Sterling Silver Necklace with Opal & Feather Dangles – 7.3g

Sphere Auctions LLCSun Prarie, WI

Vintage Sterling Silver Rings – Turquoise & Opal Inlay by Spray: A pair of vintage sterling silver rings featuring striking gemstones. One ring is set with a large oval turquoise cabochon in a decorative silver frame. The second is a bold inlay ring by Spray, showc

2025

Vintage Sterling Silver Rings – Turquoise & Opal Inlay by Spray

Sphere Auctions LLCSun Prarie, WI

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Opal Auctions

Superb Iatmul Mask, Papua New Guinea

Fine Borneo Shaman Bin with Lid

Early Japanese Oni Demon Mask

Fine Ethnographic, Asian & Antiques

Inspired Auctions

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Brea, CA, US

1 day Left

6.40 Cts Natural amethyst Gemstone - 12X10.5X8 mm

1.25 Carats Deep Blue Natural Aquamarine Loose Gemstone - 9X6X4 mm

3.60 Carats Natural Santa Maria Aquamarine Gemstone - 18X7X4 mm

NO RESERVE Loose Gemstones

Fantasy Jewelry

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Muscat, Muscat, AE

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