2.86Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)See Sold PriceJul 26, 2025
1.48Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)See Sold PriceJul 26, 2025
1.88Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)See Sold PriceJul 27, 2025
2.02Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)See Sold PriceJul 26, 2025
3.72Ct Welo Black Opal - Ethiopian Opal - Faceted PolishedKsmith Heritage Auctioneers4.3(45)See Sold PriceJul 26, 2025
1.51Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)See Sold PriceJul 26, 2025
22.5ct Oval Cut Cabochon Bright Iridescence Multicolor Black Opal GemstoneWeatherham Estate Treasures4(211)$1,300Feb 12, 2026
1.68Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)See Sold PriceJul 27, 2025
Sold3.12 ct welo black opalTitle: 3.12 ct welo black opal Color/Clarity: RAINBOW MULTI FLASHING/transparent Gemstone Type: natural/heated Carat Weights: 3.12 Size/Dimensions: 11.14 X 8.94 X 6.55 MM Origin: Ethiopia Reserve: $80See Sold Price
Sold2.32 ct welo black opalTitle: 2.32 ct welo black opal Color/Clarity: black/transparent Gemstone Type: natural/heated Carat Weights: 2.32 Size/Dimensions: 11.50 x 9.50 x 5.65 MM Origin: Ethiopia Reserve: $70.00 Shipping: DomSee Sold Price
Sold3.12Ct Welo Opal Polished - Ethiopian Opal - Oval FacetedKsmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturiSee Sold Price
Sold5.94 ct natural welo black opalTitle: 5.94 ct natural welo black opal Color/Clarity: black Gemstone Type: natural/heated Carat Weights: 5.94 Size/Dimensions: 14.57 X 11.45 X 7.30 MM Origin: Ethiopia Reserve: $90.00 Shipping: DSee Sold Price
Sold6.85 ct natural welo black opalTitle: 6.85 ct natural welo black opal Color/Clarity: rainbow multy flashing/transparent Gemstone Type: natural/heated Carat Weights: 6.85 Size/Dimensions: 15.08 x 12.68 x 7.93 MM Reserve: $110.00 ShiSee Sold Price
Sold2.44 ct natural welo black opalTitle: 2.44 ct natural welo black opal Color/Clarity: RAINBOW MULTI FLASHING/transparentnatural/heated Carat Weights: 2.44 Size/Dimensions: 11.56 x 8.64 x 5.53 MM Additional Information: Origin: EthioSee Sold Price
Sold2.67 ct rainbow flashy welo black opalTitle: 2.67 ct rainbow flashy welo black opal Color/Clarity: transparent/heated Gemstone Type: natural Carat Weights: 2.67 Size/Dimensions: 12.41 x 9.08 x 5.61 MM Reserve: $70.00 Shipping: Domestic:See Sold Price
Sold3.12 Ct Natural Multicolor Welo Opal Top Fire Oval CabWeight - 3.12 Ct / Size - 12.30 x 9.80 x 5.50 mm / Shape - Oval Cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - NoneSee Sold Price
SoldNatural Rainbow Black Opal 3,12 ctTitle: Natural Rainbow Black Opal 3,12 ct Color/Clarity: multi color transparent Gemstones: Natural Rainbow Black Opal 3,12 ct Carat Weights: 3,12 ct Size/Dimensions: 13,7x10,5x5 Origin: ethyopia ReseSee Sold Price
Sold3.12 Ct Natural Ethiopian Black Fire Opal Trillion CabTitle: 3.12 Ct Natural Ethiopian Black Fire Opal Trillion Cab Stone Clarity: Opaque Gemstones: Natural Black Opal Carat Weights: 3.12 Size/Dimensions: 11.50 x 10.60 x 6.40 mm Additional Information: ESee Sold Price
SoldOpal Welo 3.12 ctTitle: Opal Welo 3.12 ct Gemstones: Opal Carat Weights: 3.12 ct Size/Dimensions: 12.30 x 8.90 x 5.00 mm Additional Information: Oval Mixed Cut Reserve: $40.00 Shipping: Domestic: Flat-rate of $10.00See Sold Price
Sold3.12 Ct Natural Black Flashing Fire Opal Oval CabWeight - 3.12 Ct / Dimensions - 12.50 x 10.00 x 5.30 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color SmokedSee Sold Price
Sold3.12 Ct Natural Ethiopian Black Fire Opal Pear CabNo Reserve! Title: 3.12 Ct Natural Ethiopian Black Fire Opal Pear Cab Stone Clarity: Translucent Gemstones: Natural Black Opal Carat Weights: 3.12 Size/Dimensions: 14.30 x 9.20 x 5.60 mm Additional InSee Sold Price
SoldNATURAL HARLEQUIN ETHIOPIAN WELO BLACK OPAL 7.10 ctOrigin:Welo-Ethiopia;Treatment:HeatedCarat:7.10 CtColor:Multi Color...Gem Type:Black OpalSize:16.15 x 11.40 x 8.27 MMQuantity:1Hardness:6.5 MOH's SCALESee Sold Price
Sold1.20 ct rainbow multy flashy 3D welo black opal facetedNo Reserve! Title: 1.20 ct rainbow multy flashy 3D welo black opal faceted Color/Clarity: rainbow multi color/transluscent Gemstone Type: natural/heated Carat Weights: 1.2 Size/Dimensions: 11.28 x 6.6See Sold Price
Sold3.12 Ct Natural 6 Drilled Black Fire Opal Loose BeadsWeight - 3.12 Ct / Size - 5.40 - 5.80 mm / 6 Pc's / Shape - Round Beads / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - HeatedSee Sold Price
SoldRed Flash Black Welo Opal -1.85 ct.Item is the exact item in the image - Bidder is responsible for all value and grade determination -See Sold Price
Sold3.12Ct Natural Flashy Rainbow Ethiopian Faceted Welo Opal - Ethiopian Opal (OT6988)Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturiSee Sold Price
SoldNatural Welo black opal-7.12 ct.No Reserve! Title: Natural Welo black opal-7.12 ct. Color/Clarity: rainbow multi flashing Gemstone Type: natural/heated Carat Weights: 7.12 Size/Dimensions: 15.62 X 13.61 X 8.63 Additional InformationSee Sold Price
Sold2.7 ct. Natural Red Flash Black Welo Opal CabachonItem is the exact item in the image - Bidder is responsible for all value and grade determination -See Sold Price
Sold2.2 ct. Natural RED Flash Black Welo Opal GemItem is the exact item in the image - Bidder is responsible for all value and grade determinationSee Sold Price
Sold1.4 ct. Natural Blue Flash Black Welo Opal GemItem is the exact item in the image - Bidder is responsible for all value and grade determinationSee Sold Price
Sold3.12Ct Natural Flashy Rainbow Ethiopian Smoked Facted Welo OpalKsmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturiSee Sold Price
SoldCts. 2.35 Natural Ethiopian Black OpalNatural and very fiery Ethiopian Welo black opal. Treatment: enhanced by smoking. Shape/Cut: Oval/Cabochon. Macro magnification without any improvement. Dimensions: 12x8x4 mm; Weight:2.35 ct.See Sold Price
