Opal

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1.44 Carats Natural Ethiopian Welo Blue Fire Opal Oval Faceted Loose Gemstone, 79XX: This opal originates from Ethiopia's Welo opal deposits and is precision faceted and highly polished by professional lapidary workmanship across the whole exterior facet plane. Mild inherent internal

2026

1.44 Carats Natural Ethiopian Welo Blue Fire Opal Oval Faceted Loose Gemstone, 79XX

Lazo HeritageSathorn, Bangkok

2.16 Carats Natural Ethiopian Welo Greenish Blue Fire Opal Pear Faceted Loose Gemstone, 70XX: This opal material is sourced from the Welo opal fields of Ethiopia and shaped into a pear faceted cut with professionally polished facets across the entire exterior surface. Faint natural internal fe

2026

2.16 Carats Natural Ethiopian Welo Greenish Blue Fire Opal Pear Faceted Loose Gemstone, 70XX

Lazo HeritageSathorn, Bangkok

6 ct natural fire opal: 6 ct natural fire opal Beautiful colors. In very good original as found condition. Great quality and detail. 1.5 grams. 7/8 inches long. For in house shipping, please call Mike at Thriftiques 319-321-

2026

6 ct natural fire opal

Thriftiques of Iowaiowa city, IA

Two Australian natural fire opals: Two Australian natural fire opals. Approximately 3.4 cwt Beautiful colors. Nice fire and color. In very good original as found condition. Great quality and detail. White lines or dots are camera flash

2026

Two Australian natural fire opals

Thriftiques of Iowaiowa city, IA

Beautiful 2 ct red fire opal sterling silver ring: Beautiful 2 ct red fire opal sterling silver ring. Size 7. For in house shipping, please call Mike at Thriftiques 319-321-0613.

2026

Beautiful 2 ct red fire opal sterling silver ring

Thriftiques of Iowaiowa city, IA

Beautiful inlaid Australian opal sterling silver butterfly ring: Beautiful inlaid Australian opal sterling silver butterfly ring. Size 7. For in house shipping, please call Mike at Thriftiques 319-321-0613

2026

Beautiful inlaid Australian opal sterling silver butterfly ring

Thriftiques of Iowaiowa city, IA

Beautiful Australian opal and ruby sterling silver owl ring: Beautiful Australian opal and ruby sterling silver owl ring. Size 8. For in house shipping, please call Mike at Thriftiques 319-321-0613

2026

Beautiful Australian opal and ruby sterling silver owl ring

Thriftiques of Iowaiowa city, IA

Beautiful 2 ct red fire opal sterling silver ring: Beautiful 2 ct red fire opal sterling silver ring. Lab created. Size 6. For in house shipping, please call Mike at Thriftiques 319-321-0613

2026

Beautiful 2 ct red fire opal sterling silver ring

Thriftiques of Iowaiowa city, IA

Plated 18KT Yellow Gold and Sterling Silver 2.47ctw Opal Earrings: (2) Pear shaped Opals with a total weight of 1.55cts. (4) Pear shaped Opals with a total weight of 0.92cts. (6) round Diamonds with a total weight of 0.06cts with a color of H-I and clarity of i3. Tot

2026

Plated 18KT Yellow Gold and Sterling Silver 2.47ctw Opal Earrings

1 Great Deal Auctions Meridian, ID

14k Gold 15.13ct Opal 0.79ct Diamond Bracelet: Retail: $21,500.00 ****** 14k Gold 15.13ct Opal 0.79ct Diamond Bracelet ****** Size: 7 / Metal: 14k Solid Yellow Gold / Total Item Weight: 12.0 grams / Country Made: United States / / Main Stone: Opal

2026

14k Gold 15.13ct Opal 0.79ct Diamond Bracelet

Riverside GalleriesArcadia, CA

9.36ct Natural Ethiopian Welo Opal Cabochon Loose Gemstone, 70BY: This smoothly polished cabochon is genuine natural Ethiopian Welo opal. The translucent base hosts vivid multi-coloured play-of-colour, displaying dynamic flashes of multi color that shift as the view

2026

9.36ct Natural Ethiopian Welo Opal Cabochon Loose Gemstone, 70BY

ThousandPlanetSathorn, Bangkok

7.85ct Natural Ethiopian Welo Opal Cabochon Loose Gemstone, 53BY: This smoothly polished cabochon is genuine natural Ethiopian Welo opal. The translucent base hosts vivid multi-coloured play-of-colour, displaying dynamic flashes of multi color that shift as the view

2026

7.85ct Natural Ethiopian Welo Opal Cabochon Loose Gemstone, 53BY

ThousandPlanetSathorn, Bangkok

10.06ct Natural Ethiopian Welo Opal Cabochon Loose Gemstone, 59BY: This smoothly polished cabochon is genuine natural Ethiopian Welo opal. The translucent base hosts vivid multi-coloured play-of-colour, displaying dynamic flashes of multi color that shift as the view

2026

10.06ct Natural Ethiopian Welo Opal Cabochon Loose Gemstone, 59BY

ThousandPlanetSathorn, Bangkok

1.53ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 54FX: 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 10x6x3mm. The black smoke treatment deepens

2026

1.53ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 54FX

ThousandPlanetSathorn, Bangkok

2.65ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 25FX: 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 11x8x6mm. The black smoke treatment deepens

2026

2.65ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 25FX

ThousandPlanetSathorn, Bangkok

4.68Ct Welo Opal Polished - Ethiopian Opal, 128B: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 4.68Ct Dimension: 13.8x11.4x6.8 mm Treatment: Natural Untreated Type: Cabochon,

2026

4.68Ct Welo Opal Polished - Ethiopian Opal, 128B

Ksmith Heritage AuctioneersJelutong, Penang

*6.17Ct Welo Opal Polished - Ethiopian Opal , 392C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 6.17Ct Dimension: 14.3x10.2x6.9 mm Treatment: Natural Untreated Type: Caboc

2026

*6.17Ct Welo Opal Polished - Ethiopian Opal , 392C

Ksmith Heritage AuctioneersJelutong, Penang

*4.24Ct Welo Opal Polished - Ethiopian Opal , 397C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 4.24Ct Dimension: 14.2x9x7.7 mm Treatment: Natural Untreated Type: Cabochon

2026

*4.24Ct Welo Opal Polished - Ethiopian Opal , 397C

Ksmith Heritage AuctioneersJelutong, Penang

*2.54Ct Smoked Welo Opal Polished - Ethiopian Opal , 316C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 2.54Ct Dimension: 15.7x11.1x3 mm Treatment: Smoked Type: Cabochon, Polished

2026

*2.54Ct Smoked Welo Opal Polished - Ethiopian Opal , 316C

Ksmith Heritage AuctioneersJelutong, Penang

*8.47Ct Welo Black Opal Polished - Ethiopian Opal , 789E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 8.47Ct Dimension: 18.7x11.4x6.5 mm Treatment: Smoked Type: Cabochon,

2026

*8.47Ct Welo Black Opal Polished - Ethiopian Opal , 789E

Ksmith Heritage AuctioneersJelutong, Penang

*4.75Ct Boulder Opal - Australian Opal , 264E: Ksmith Heritage Auctioneers Subject: Natural Boulder Opal Origin: Australia Carat Weight: 4.75Ct Dimension: 10.5x9.4x5.9 mm Treatment: Natural Untreated Type: Cabochon, Po

2026

*4.75Ct Boulder Opal - Australian Opal , 264E

Ksmith Heritage AuctioneersJelutong, Penang

*4.45Ct Boulder Opal - Australian Opal , 198C: Ksmith Heritage Auctioneers Subject: Natural Boulder Opal Origin: Australia Carat Weight: 4.45Ct Dimension: 15.7x10.4x2.8 mm Treatment: Natural Untreated Type: Cabochon, P

2026

*4.45Ct Boulder Opal - Australian Opal , 198C

Ksmith Heritage AuctioneersJelutong, Penang

*3.18Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 948E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 3.18Ct Dimension: 13.9x9.3x6.3 mm Treatment: Smoked Type: Faceted, Po

2026

*3.18Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 948E

Ksmith Heritage AuctioneersJelutong, Penang

*18.21Ct Smoked Faceted Welo Opal Polished - Ethiopian Opal , 280C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 18.21Ct Dimension: 24.7x19.4x10.4 mm Treatment: Smoked Type: Faceted, Polis

2026

*18.21Ct Smoked Faceted Welo Opal Polished - Ethiopian Opal , 280C

Ksmith Heritage AuctioneersJelutong, Penang

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24

Opal Auctions

1.97Ct Welo Black Faceted Opal Polished - Ethiopian Opal , 445E

29.90Ct Moss Agate Cabochon - Polished - 31x21mm Approx , 320E

Australian Lightning Ridge Crystal Black Opal Rough Chip Jar (Good For Display), 344B

The Aurora Treasury Gems & Jewels #3

Ksmith Heritage Auctioneers

Starts on:

Jelutong, Penang, MY

4 days Left

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

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

Baby Pink Top quality Natural Kunzite loose Gemstone - 3.25 Carats - 9X8.5X6 mm

NO RESERVE Loose Gemstones

Fantasy Jewelry

Starts on:

Muscat, Muscat, AE

3 days Left

Impressive Mid Century Viking Epic Stockholm Smoke Pine Gray Lotus Wayne Husted Art Glass Vase

GIVENCHY Vintage Designer Matte Silver G Cutout Necklace, Bracelet & Pierced Earrings Ensemble

Vintage Jewelry, Early Christmas & Unusual

Atlee Raber Auctions

Starts on:

Dundee, OH, US

5 days Left

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