Ethiopian

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6.00 Ct Natural Blue Fire Opal Round Beads: Weight - 6.00 Ct / Size - 4.50 - 5.20 mm / 17 Pc's / Shape - Round Beads / Color - Blue / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Heated

2026

6.00 Ct Natural Blue Fire Opal Round Beads

Gems AuctionBangkok, TH

2.20 Ct Natural Multicolor Welo Opal Top Fire Oval Cab: Weight - 2.20 Ct / Size - 10.00 x 7.80 x 5.50 mm / Shape - Oval cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

2.20 Ct Natural Multicolor Welo Opal Top Fire Oval Cab

Gems AuctionBangkok, TH

1.91 Ct Natural Multicolor Welo Opal Top Fire Oval Cab: Weight - 1.91 Ct / Size - 10.50 x 7.90 x 4.70 mm / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

1.91 Ct Natural Multicolor Welo Opal Top Fire Oval Cab

Gems AuctionBangkok, TH

1.54 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 1.54 Ct / Dimensions - 11.80 x 8.10 x 4.30 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.54 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

1.82 Ct Natural Black Flashing Fire Opal Oval Cab: Weight - 1.82 Ct / Dimensions - 9.70 x 7.30 x 5.50 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.82 Ct Natural Black Flashing Fire Opal Oval Cab

Gems AuctionBangkok, TH

4.46 Ct Natural Multicolor Welo Opal Flash Fire Round Beads: Weight - 4.46 Ct / Dimensions - 4.10 - 4.30 mm / 20 Pc's / Shape & Cut - Drilled Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

4.46 Ct Natural Multicolor Welo Opal Flash Fire Round Beads

Gems AuctionBangkok, TH

1.40 Ct Natural Black Flashing Fire Opal Oval Cut: Weight - 1.40 Ct / Dimensions - 10.30 x 7.50 x 3.90 mm / Shape - Oval Cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.40 Ct Natural Black Flashing Fire Opal Oval Cut

Gems AuctionBangkok, TH

2.76 Ct Natural Black Flashing Fire Opal Oval Cut: Weight - 2.76 Ct / Dimensions - 12.90 x 9.00 x 5.40 mm / Shape - Oval Cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.76 Ct Natural Black Flashing Fire Opal Oval Cut

Gems AuctionBangkok, TH

1.25 Ct Natural Multicolor Welo Opal Flash Fire Marquise Cab: Weight - 1.25 Ct / Dimensions - 6.10 x 3.10 x 3.80 mm/ Shape & Cut - Marquise Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.25 Ct Natural Multicolor Welo Opal Flash Fire Marquise Cab

Gems AuctionBangkok, TH

1.40 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 1.40 Ct / Dimensions - 11.10 x 7.20 x 4.00 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

1.40 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

6.07 Ct Natural Multicolor Welo Opal Flash Fire Round Beads: Weight - 6.07 Ct / Dimensions - 5.90 - 6.20 mm / 8 Pc's / Shape & Cut - Drilled Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

6.07 Ct Natural Multicolor Welo Opal Flash Fire Round Beads

Gems AuctionBangkok, TH

1.77 Ct Natural Multicolor Welo Opal Flash Fire Round Cab: Weight - 1.77 Ct / Dimensions - 8.20 x 8.20 x 5.10 mm / Shape & Cut - Round Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.77 Ct Natural Multicolor Welo Opal Flash Fire Round Cab

Gems AuctionBangkok, TH

0.96 Ct Natural Multicolor Welo Opal Flash Fire Octagon Cut: Weight - 0.96 Ct / Dimensions - 8.00 x 6.10 x 4.10 mm / Shape & Cut - Octagon Cut / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

0.96 Ct Natural Multicolor Welo Opal Flash Fire Octagon Cut

Gems AuctionBangkok, TH

Natural Multi-Color Play Of Colour Opal Gemstone 1.81 Ct. Marquise Cabochon Shape 16.7 x 6.2 Mm: Product ID: 708700052 Product Name: Natural Opal Weight: 1.81 CT. Size: 16.7 x 6.2 x 3.8 MM. Shape: Marquise Cabochon Color: Multi-Color Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Un

2026

Natural Multi-Color Play Of Colour Opal Gemstone 1.81 Ct. Marquise Cabochon Shape 16.7 x 6.2 Mm

Treasure of Gems & JewelryLake Charles, LA

Natural Multi-Color Play Of Colour Opal Gemstone 2.05 Ct. Round Cabochon Shape 9.5 Mm: Product ID: 708700180 Product Name: Natural Opal Weight: 2.05 CT. Size: 9.5 x 9.5 x 5.3 MM. Shape: Round Cabochon Color: Multi-Color Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheat

2026

Natural Multi-Color Play Of Colour Opal Gemstone 2.05 Ct. Round Cabochon Shape 9.5 Mm

Treasure of Gems & JewelryLake Charles, LA

4.35 Carats Iridescent Welo Opal Oval Cabochon - Natural Ethiopian Stone, 29XP: This luminous oval cabochon Welo opal dances with a kaleidoscopic play of color, shifting between soft mint green, sky blue, lavender, and warm peach hues as light moves across its smooth, domed surfa

2026

4.35 Carats Iridescent Welo Opal Oval Cabochon - Natural Ethiopian Stone, 29XP

Lazo HeritageSathorn, Bangkok

10.40 Carats Multicolor Welo Opal Selection - Natural Ethiopian Stones, 7-9mm, 16XK: A kaleidoscope of shifting fire dances across this glowing selection of Welo opals, offering flashes of electric green, neon pink, oceanic blue, and sunlit orange. The stones exhibit that signature et

2026

10.40 Carats Multicolor Welo Opal Selection - Natural Ethiopian Stones, 7-9mm, 16XK

Lazo HeritageSathorn, Bangkok

Alfred Edmund Brehm (1829-1884) – Map of Zoogeographical Regions – World – Lithograph (1893): "Djurgeografiska Regionerna" provides a world map divided into major faunal regions including the Palaearctic, Nearctic, Neotropical, Ethiopian, Oriental, and Australian zones. This map was produced b

2026

Alfred Edmund Brehm (1829-1884) – Map of Zoogeographical Regions – World – Lithograph (1893)

Proverde AuctionsAvignon, Provence-Alpes-C?te d?Azur

1.91Ct Welo Black Opal Polished - Ethiopian Opal , 250E: ThousandPlanet Auction Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 1.91Ct Dimension: 11.3x8.2x4.1 mm Treatment: Smoked Type: Cabochon, Polish

2026

1.91Ct Welo Black Opal Polished - Ethiopian Opal , 250E

ThousandPlanetHunghom, Kowloon, HK

*16.97Ct Welo Opal Polished - Ethiopian Opal , 191C: ThousandPlanet Auction Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 16.97Ct Dimension: 25.1x15.8x7.7 mm Treatment: Natural Untreated Type: Cabochon,

2026

*16.97Ct Welo Opal Polished - Ethiopian Opal , 191C

ThousandPlanetHunghom, Kowloon, HK

*76cts Dark Phantom Ethiopian Crystal Specimen Rough , 1022E: ThousandPlanet Auction Subject: Natural Ethiopian Crystal Rough Origin: Ethiopia Carat Weight: 76 cts Dimension: 37x24x19 mm Treatment: Unheated Type: Rough Specimen

2026

*76cts Dark Phantom Ethiopian Crystal Specimen Rough , 1022E

ThousandPlanetHunghom, Kowloon, HK

Silver Pendant with Ethiopian Black Opal 3.5grams - 925 Sterling Silver, 729B: ThousandPlanet Auction Subject: Opal & Simulated Diamond Silver Pendant Carat Weight: 3.5 grams (approx.) Dimension: Opal 10x7mm, Pendant 22x15mm

2026

Silver Pendant with Ethiopian Black Opal 3.5grams - 925 Sterling Silver, 729B

ThousandPlanetHunghom, Kowloon, HK

7.44 Ct Natural Multicolor Welo Opal Flash Fire Round Beads: Weight - 7.44 Ct / Dimensions - 5.30 - 5.60 mm / 16 Pc's / Shape & Cut - Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

7.44 Ct Natural Multicolor Welo Opal Flash Fire Round Beads

Gems AuctionBangkok, TH

2.91 Ct Natural Multicolor Welo Opal Flash Fire Round Ball Beads: Weight - 2.91 Ct / Dimensions - 4.00 - 4.40 mm / 8 Pc's / Shape & Cut - Round Ball Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

2.91 Ct Natural Multicolor Welo Opal Flash Fire Round Ball Beads

Gems AuctionBangkok, TH

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