Opal

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1.60ct Natural Ethiopian Welo Solid Opal Oval Cabochon Loose Gemstone, 64TG: Solid opal cabochon mined from Ethiopia's Welo opal deposits, polished into a smooth elongated oval dome with high reflective gloss. The translucent pale milky base hosts broad shifting play-of-color

2026

1.60ct Natural Ethiopian Welo Solid Opal Oval Cabochon Loose Gemstone, 64TG

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

7.94ct Natural Ethiopian Welo Solid Opal Pear Cabochon Loose Gemstone, 9TG: Solid opal cabochon mined from Ethiopia's Welo opal deposits, shaped to a smooth pear teardrop dome with a high-gloss polished finish. The pale milky translucent base holds scattered pinpoint and patc

2026

7.94ct Natural Ethiopian Welo Solid Opal Pear Cabochon Loose Gemstone, 9TG

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

2.12ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 80TG: This fully polished Ethiopian Welo opal features a dark smoked base with vivid, sweeping play-of-color shifting across its glossy dome surface, measured at 11.5x8.1x5.0mm. The black smoke treatment de

2026

2.12ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 80TG

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

3.95 Carats Natural Ethiopian Welo Opal Oval Cabochon Loose Gemstone, 35XV: Natural Ethiopian Welo opal polished oval cabochon loose gemstone, luminous translucent milky white base stone with vivid multi-hued play-of-color featuring bright emerald green, lime yellow, soft blu

2026

3.95 Carats Natural Ethiopian Welo Opal Oval Cabochon Loose Gemstone, 35XV

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

60.83ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 98YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

60.83ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 98YP

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

3.19ct Natural Ethiopian Welo Blue Fire Opal Cabochon Loose Gemstone, 78TS: This opal is sourced from Ethiopian Welo natural opal deposits and shaped into a smooth polished cabochon form with refined lapidary finishing work. Bright warm blue base accompanied by vivid internal

2026

3.19ct Natural Ethiopian Welo Blue Fire Opal Cabochon Loose Gemstone, 78TS

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

45.11ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 63YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

2026

45.11ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 63YL

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

1.89ct Natural Ethiopian Welo Solid Opal Oval Cabochon Loose Gemstone, 39TG: Solid opal cabochon mined from Ethiopia's Welo opal deposits, polished into a smooth elongated oval dome with high reflective gloss. The translucent pale milky base hosts broad shifting play-of-color

2026

1.89ct Natural Ethiopian Welo Solid Opal Oval Cabochon Loose Gemstone, 39TG

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

$9.88ct Natural Multicolor Fire Ethiopian Welo Solid Opal Cabochon Loose Gemstone, 10TG: Formed from natural silica deposits within Ethiopian mineral veins, this solid opal cabochon is polished to a smooth domed surface that displays inherent light refraction traits. The stone carries wid$

2026

9.88ct Natural Multicolor Fire Ethiopian Welo Solid Opal Cabochon Loose Gemstone, 10TG

Sathorn, Bangkok

Lazo Heritage

4.4

(24)

14k Yellow Gold 3.85ct Opal 0.50ct Diamond Ring: Retail: $7,500.00 ****** 14k Yellow Gold 3.85ct Opal 0.50ct Diamond Ring ****** Metal: 14k Solid Yellow Gold / Size: 6.75 / Total Item Weight: 7.0 grams / Country Made: United States / / Main Stone: O

2026

14k Yellow Gold 3.85ct Opal 0.50ct Diamond Ring

Woodland Hills, CA

Prestige Auction Galleries

4.4

(660)

Vintage Pink Opal Rhinestone Screw On Earrings: Vintage Pink Opal Rhinestone Screw On Earrings, Size: .5" Square

2026

Vintage Pink Opal Rhinestone Screw On Earrings

Laguna Niguel, CA

Blue Moon Estate Sales Of South Orange County

Vintage Opal 2.50ct Diamond 14K Yellow Gold & Platinum Halo Cocktail Ring: Vintage Opal Diamond 14K Yellow Gold & Platinum Halo Cocktail Ring Metal: 14K Yellow Gold and Platinum Center Stone: Opal Estimated Opal Weight: Approximately 2.

2026

Vintage Opal 2.50ct Diamond 14K Yellow Gold & Platinum Halo Cocktail Ring

Miami, FL

Dover Jewelry

4.4

(27)

1 grams 9ct white gold opal and cz pendant: an opal and cz pendant, 9ct gold mount, 1g gross

2026

1 grams 9ct white gold opal and cz pendant

riviera beach, FL

South Florida Auctions

4.3

(48)

vintage sterling signet ring featuring a large, oval white cabochon opal.: vintage-style men's signet ring featuring a large, oval white cabochon opal.The ring is crafted from sterling silver or white gold and showcases distinctive, intricate engravings along the shoulders a

2026

vintage sterling signet ring featuring a large, oval white cabochon opal.

riviera beach, FL

South Florida Auctions

4.3

(48)

vintage sterling silver Native American-style lapis lazuli ring: vintage Native American-style sterling silver ring featuring an oval lapis lazuli inlay accented with triangular opal details. : RingMaterial: Sterling silver with lapis and opal inlayStyle: Southwest

2026

vintage sterling silver Native American-style lapis lazuli ring

riviera beach, FL

South Florida Auctions

4.3

(48)

America Sterling Silver Opal Ring.: This is a America Sterling Silver Opal Ring. Ring Size: 7.75.

2026

America Sterling Silver Opal Ring.

Los Angeles, CA

AWS Auctioneers

4.4

(566)

Native America Navajo Sterling Silver Blue Opal & Cubic Zirconia Ring By Virginia.: This is a Native America Navajo Sterling Silver Blue Opal & Cubic Zirconia Ring By Virginia. Stamp Virginia. Ring Size: 9.50.

2026

Native America Navajo Sterling Silver Blue Opal & Cubic Zirconia Ring By Virginia.

Los Angeles, CA

AWS Auctioneers

4.4

(566)

Native America Navajo Sterling Silver Blue Opal Bracelet Cuff By Amos Begay.: This is a Native America Navajo Sterling Silver Blue Opal Bracelet Cuff By Amos Begay.

2026

Native America Navajo Sterling Silver Blue Opal Bracelet Cuff By Amos Begay.

Los Angeles, CA

AWS Auctioneers

4.4

(566)

Lab-Created White Fire Opal CZ 925 Silver Ring. Unused. *o: Lab-Created White Fire Opal CZ 925 Silver Ring. Marked. For measures please refer to the pictures taken with a measuring tape. Weight: 1.14 Grams. IN HOUSE FLAT SHIPPING & HANDLING COST WITHIN ALL THE

2026

Lab-Created White Fire Opal CZ 925 Silver Ring. Unused. *o

Highland Park, IL

Succetti Gallery

4.7

(205)

Lab-Created White Fire Opal CZ 925 Silver Ring. Unused. *o: Lab-Created White Fire Opal CZ 925 Silver Ring. Marked. For measures please refer to the pictures taken with a measuring tape. Weight: 1.27 Grams. IN HOUSE FLAT SHIPPING & HANDLING COST WITHIN ALL THE

2026

Lab-Created White Fire Opal CZ 925 Silver Ring. Unused. *o

Highland Park, IL

Succetti Gallery

4.7

(205)

*14.02Ct Welo Opal Polished - Ethiopian Opal , 451C: No Reserve Gems Auction Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 14.02Ct Dimension: 21.6x12.3x10.6 mm Treatment: Natural Untreated Type: Cabocho

2026

*14.02Ct Welo Opal Polished - Ethiopian Opal , 451C

Georgetown, Penang

ThousandPlanet

4.5

(314)

*12.62Ct Welo Opal Polished - Ethiopian Opal, 285B: No Reserve Gems Auction Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 12.62Ct Dimension: 17.1x15.5x9.2 mm Treatment: Natural Untreated Type: Cabochon, Pol

2026

*12.62Ct Welo Opal Polished - Ethiopian Opal, 285B

Georgetown, Penang

ThousandPlanet

4.5

(314)

*5.97Ct Boulder Opal - Australian Opal , 194C: No Reserve Gems Auction Subject: Natural Boulder Opal Origin: Australia Carat Weight: 5.97Ct Dimension: 16.7x12.4x3 mm Treatment: Natural Untreated Type: Cabochon, Polishe

2026

*5.97Ct Boulder Opal - Australian Opal , 194C

Georgetown, Penang

ThousandPlanet

4.5

(314)

*2.04Ct Welo Black Opal Polished - Ethiopian Opal - Oval Faceted , 119E: No Reserve Gems Auction Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 2.04Ct Dimension: 10.9 x 8.7 x 4.7 mm Treatment: Smoked Shape: Oval

2026

*2.04Ct Welo Black Opal Polished - Ethiopian Opal - Oval Faceted , 119E

Georgetown, Penang

ThousandPlanet

4.5

(314)

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24

Opal Auctions

Rocki Gorman Sterling Silver Multi-Strand Cross Necklace 179.75g

Turquoise Sterling Silver Concho Belt on New Leather 12 Conchos 313.25g

Robert Johnson Navajo Turquoise Cuff

SILVER, STONE & STORY

Kahu Paws Trading LLC

Starts on:

Santa Fe, NM, US

Large Rookwood plaque, Summer, Hurley, 1948, 12 by 14 inches.

Rookwood Vellum, Barn Swallows and Moon, Shirayamadani, 1907.

Rare Rookwood Aerial Blue mug with Polar Bear, Shirayamadani, 1896.

Fall 2026: Rookwood + Art Pottery

Starts on:

Cincinnati, OH, US

IGI Certified 14K Rose Gold 0.96ct Radiant Cut Diamond Ring

Japanese Ju Longevity Calligraphy Hanging Scroll, Signed

Lenci by Helen Konig Scavini Earthenware Sculpture, Ave Maria All-Round

Hudson Valley Antiques Collector Auction

Lion and Unicorn

Starts on:

Hollywood, FL, US

6 days Left

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