Opal

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1.15ct Natural Ethiopian Welo Black Smoked Faceted Opal, 15EB: This fully faceted finished opal specimen displays vivid shifting play of color across polished geometric facets within its 9.6x1.7x4mm calibrated dimensions, the dark base body amplifies light moveme

2026

1.15ct Natural Ethiopian Welo Black Smoked Faceted Opal, 15EB

ThousandPlanetSathorn, Bangkok

14.54ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 66AX: 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

14.54ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 66AX

ThousandPlanetSathorn, Bangkok

2.62ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 43FL: 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 11.5x9x4.9mm. The black smoke treatment deep

2026

2.62ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 43FL

ThousandPlanetSathorn, Bangkok

2.92ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 42FL: 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 11.6x9x4.8mm. The black smoke treatment deep

2026

2.92ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 42FL

ThousandPlanetSathorn, Bangkok

127ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 32AX: 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

127ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 32AX

ThousandPlanetSathorn, Bangkok

20.44 Ct Natural Blue Opal Pear cab: Weight - 20.44 Ct / Dimensions - 34.00 x 19.40 x 5.30 mm / Shape - Pear cab / Clarity - Opaque / Origin - Peru / Treatment - None

2026

20.44 Ct Natural Blue Opal Pear cab

Gems AuctionBangkok, TH

40.90 Ct Natural Dendrite Opal Pear Cab: weight - 40.90 Ct / Dimensions - 35.00 x 25.40 x 6.70 mm / Shape & Cut - Excellent Pear Cab / Origin - Brazil / Comments - None

2026

40.90 Ct Natural Dendrite Opal Pear Cab

Gems AuctionBangkok, TH

32.72 Ct Natural Blue Opal Cushion Cab: weight - 32.72 Ct / Size - 29.00 x 24.50 x 5.50 mm / Shape - Excellent Cushion Cab / Origin - Brazil / Treatment - None

2026

32.72 Ct Natural Blue Opal Cushion Cab

Gems AuctionBangkok, TH

24.07 Ct Natural Blue Opal Round cab: Weight - 24.07 Ct / Dimensions - 25.20 x 25.20 x 5.90 mm / Shape - Round cab / Clarity - Opaque / Origin - Peru / Treatment - None

2026

24.07 Ct Natural Blue Opal Round cab

Gems AuctionBangkok, TH

26.66 Ct Natural Blue Opal Oval Cab: Weight - 26.66 Ct / Dimensions - 32.00 x 20.20 x 6.20 mm / Shape - Oval Cab / Clarity - Opaque / Origin - USA / Treatment - None

2026

26.66 Ct Natural Blue Opal Oval Cab

Gems AuctionBangkok, TH

39.63 Ct Natural Dendrite Opal Art OVal Cab: weight - 39.63 Ct / Dimensions - 40.00 x 27.00 x 6.00 mm / Shape & Cut - Excellent OVal Cab / Origin - Brazil / Comments - None

2026

39.63 Ct Natural Dendrite Opal Art OVal Cab

Gems AuctionBangkok, TH

29.45 Ct Natural Green Opal OVal Cab: weight - 29.45 Ct / Size - 38.00 x 22.80 x 5.10 mm / Shape - Excellent OVal Cab / Origin - Brazil / Treatment - None

2026

29.45 Ct Natural Green Opal OVal Cab

Gems AuctionBangkok, TH

43.08 Ct Natural Dendrite Opal Fancy Cab: weight - 43.08 Ct / Dimensions - 40.00 x 27.00 x 5.70 mm / Shape & Cut - Excellent Fancy Cab / Origin - Brazil / Comments - None

2026

43.08 Ct Natural Dendrite Opal Fancy Cab

Gems AuctionBangkok, TH

72.68 Ct Natural Dendrite Opal JUMBO OVal Cab: weight - 72.68 Ct / Dimensions - 50.00 x 34.00 x 5.70 mm / Shape & Cut - Excellent OVal Cab / Origin - Brazil / Comments - None

2026

72.68 Ct Natural Dendrite Opal JUMBO OVal Cab

Gems AuctionBangkok, TH

41.97 Ct Natural Dendrite Opal OVal Cab: weight - 22.92 Ct / Dimensions - 34.00 x 27.00 x 6.50 mm / Shape & Cut - Excellent OVal Cab / Origin - Brazil / Comments - None

2026

41.97 Ct Natural Dendrite Opal OVal Cab

Gems AuctionBangkok, TH

3.93 Ct Natural Pink Fire Opal Round Beads: Weight - 3.93 Ct / Size - 4.50 - 4.90 mm / 14 Pc's / Shape - Round Beads / Clarity - Transparent / Origin - Ethiopia / Treatment - Heated

2026

3.93 Ct Natural Pink Fire Opal Round Beads

Gems AuctionBangkok, TH

2.84 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 2.84 Ct / Size - 11.30 x 9.50 x 5.30 mm / Shape - Pear Cab / Color - Black / Transparency - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.84 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

8.67 Ct Natural Multicolor Fire Opal Round Beads: Weight - 8.67 Ct / Dimensions - 5.10- 5.80 mm / 20 Pc's / Shape - Round Beads / Color - Pink & Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Heated

2026

8.67 Ct Natural Multicolor Fire Opal Round Beads

Gems AuctionBangkok, TH

1.24 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab: Weight - 1.24 Ct / Dimensions - 8.90 x 6.90 x 3.90 mm / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.24 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab

Gems AuctionBangkok, TH

3.02 Ct Natural Multicolor Welo Opal Top Fire Pear Cab: Weight - 3.02 Ct / Dimensions - 14.40 x 9.70 x 4.10 mm / Shape - Pear Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

3.02 Ct Natural Multicolor Welo Opal Top Fire Pear Cab

Gems AuctionBangkok, TH

2.86 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab: Weight - 2.86 Ct / Dimensions - 10.80 x 7.20 x 6.60 mm / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

2.86 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab

Gems AuctionBangkok, TH

Signed Navajo Sterling Opal Inlay Hoop Earrings: Signed TE Navajo Sterling Opal Inlay Hoop Earrings / 5.7g

2026

Signed Navajo Sterling Opal Inlay Hoop Earrings

Retro Roadshow AuctionsDublin, OH

Cathy Webster Navajo Sterling Multistone Inlay Earrings: Cathy Webster Navajo Sterling Multistone Inlay Earrings / 4.5g / Turquoise, Opal, Jet

2026

Cathy Webster Navajo Sterling Multistone Inlay Earrings

Retro Roadshow AuctionsDublin, OH

Ervin Hoskie Navajo Sterling Multistone Inlay Cross Pendant: Ervin Hoskie Navajo Sterling Multistone Inlay Cross Pendant / 5g / Gaspeite, Opal, Jet

2026

Ervin Hoskie Navajo Sterling Multistone Inlay Cross Pendant

Retro Roadshow AuctionsDublin, OH

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Opal Auctions

18K Emerald and Diamond Halo Ring Signed Iliana

Man's Blue Sapphire Ring with Jubilee Shoulders

Ruby and Diamond Dangling Earrings

Hot Days Plus Hotter Jewels Equals Cool Deals

Bidfair Fine Jewelry

Starts on:

Vero Beach, FL, US

One Of The Kind Hand-Knotted Persian Wool Rug _ Luxurious Vintage Design, 12'7" x 9'9", Artisan

One Of The Kind Hand-Knotted Persian Wool Rug _ Luxurious Vintage Design, 11'7" x 9'7", Artisan

One Of The Kind Hand-Knotted Persian Wool Rug _ Luxurious Vintage Design, 9'7" x 5'9", Artisan

Persian Vintage Rugs,Arts,Painting,Miniatures

ABC Rugs Kilims, Inc.

Starts on:

Oxnard, CA, US

7 days Left

Seminole tribes Florida Landscape, Highwaymen Style, Yuriy Poslak (American) Oil on Canvas Painting

Cartier Santos Dumont Stainless Steel Quartz Watch WSSA0022

Rare Vintage Italian Murano Rainbow Art Glass Jewelry Casket Box with Bronze Mounts & Key

Heirlooms: Art, Silver, Watches & Caskets

Auction Wallstreet

Starts on:

North Miami Beach, FL, US

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