Opal

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2.61 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 2.61 Ct / Dimensions - 12.20 x 8.50 x 5.60 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.61 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

5.95 Ct Natural Blue Fire Opal Round Cut Beads: Weight - 5.95 Ct / Dimensions - 5.20 - 5.70 mm / 13 Pc's / Shape - Round Cut Beads / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

5.95 Ct Natural Blue Fire Opal Round Cut Beads

Gems AuctionBangkok, TH

1.94 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.94 Ct / Dimensions - 10.20 x 8.40 x 4.60 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.94 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

2.32 Ct Natural Green Fire Opal Round Cut Beads: Weight - 2.32 Ct / Dimensions - 3.80 - 4.10 mm / 12 Pc's / Shape - Round Beads / Color - Green / Clarity - Transparent / Origin - Ethiopia / Treatment - Heated

2026

2.32 Ct Natural Green Fire Opal Round Cut Beads

Gems AuctionBangkok, TH

2.00 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 2.00 Ct / Dimensions - 11.80 x 9.50 x 3.80 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.00 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

2.83 Ct Natural Cotton Candy Fire Opal Pear Cab: Weight - 2.83 Ct / Dimensions - 14.00 x 8.30 x 4.90 mm / Shape - Pear Cab / Color - Bicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

2.83 Ct Natural Cotton Candy Fire Opal Pear Cab

Gems AuctionBangkok, TH

3.23 Ct Natural Green Fire Opal Round Cut Beads: Weight - 3.23 Ct / Dimensions - 3.50 - 4.00 mm / 24 Pc's / Shape - Round Beads / Color - Green / Clarity - Transparent / Origin - Ethiopia / Treatment - Heated

2026

3.23 Ct Natural Green Fire Opal Round Cut Beads

Gems AuctionBangkok, TH

1.26 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.26 Ct / Size - 9.70 x 7.00 x 3.90 mm / Shape - Oval Cab / Color - Black / Transparency - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.26 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

2.78 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 2.78 Ct / Dimensions - 11.00 x 9.00 x 6.80 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.78 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

2.48 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 2.48 Ct / Dimensions - 11.40 x 8.90 x 5.30 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.48 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

1.86 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.86 Ct / Dimensions - 10.30 x 8.10 x 4.70 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.86 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

1.95 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.95 Ct / Dimensions - 11.50 x 8.40 x 4.70 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.95 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

2.01 Ct Natural Multicolor Welo Opal Top Fire Oval Cab: Weight - 2.01 Ct / Dimensions - 11.80 x 8.30 x 3.90 mm / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

2.01 Ct Natural Multicolor Welo Opal Top Fire Oval Cab

Gems AuctionBangkok, TH

2.71 Ct Natural Multicolor Welo Opal Top Fire Solid Rough: Weight - 2.71 Ct / Size - 18.90 x 7.00 x 6.70 mm / Shape - Solid Rough Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

2.71 Ct Natural Multicolor Welo Opal Top Fire Solid Rough

Gems AuctionBangkok, TH

1.92 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab: Weight - 1.92 Ct / Dimensions - 10.50 x 7.50 x 4.70 mm / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.92 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab

Gems AuctionBangkok, TH

21.37ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 68AT: Hand polished elongated rectangular bar cabochon of natural Queensland matrix boulder opal, formed with rich dark ironstone host matrix interlaced with branching opal veins blending vivid violet-blue

2026

21.37ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 68AT

ThousandPlanetThung Wat Don, Sathorn, Bangkok

23.33ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 77AT: Hand polished rounded square cushion cabochon of natural Queensland matrix boulder opal, set upon rich dark ironstone matrix threaded with intricate web-like opal veins displaying cyan, emerald green,

2026

23.33ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 77AT

ThousandPlanetThung Wat Don, Sathorn, Bangkok

78.27ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 99AX: 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

78.27ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 99AX

ThousandPlanetThung Wat Don, Sathorn, Bangkok

23.08ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 63AY: 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

23.08ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 63AY

ThousandPlanetThung Wat Don, Sathorn, Bangkok

50ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 40AY: 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

50ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 40AY

ThousandPlanetThung Wat Don, Sathorn, Bangkok

30.00ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 76AT: Hand polished elongated freeform teardrop cabochon mined from Queensland boulder opal matrix, featuring dark ironstone base interwoven with vivid sky-blue opal pools, streaks of electric green iridesc

2026

30.00ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 76AT

ThousandPlanetThung Wat Don, Sathorn, Bangkok

43ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 74AY: 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

43ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 74AY

ThousandPlanetThung Wat Don, Sathorn, Bangkok

54.95ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 87AV: 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

54.95ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 87AV

ThousandPlanetThung Wat Don, Sathorn, Bangkok

56ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 9AY: 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

56ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 9AY

ThousandPlanetThung Wat Don, Sathorn, Bangkok

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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

2 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

2 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

3 days Left

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