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9.33 Carats Multicolor Welo Opal Mixed Cabochon Parcel - Natural Ethiopian Stones, 56XC: This luminous parcel of Ethiopian Welo opals features a captivating mix of marquise and oval cabochon shapes, showcasing a breathtaking spectrum of shifting iridescence. Vivid pinks, electric greens,

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9.33 Carats Multicolor Welo Opal Mixed Cabochon Parcel - Natural Ethiopian Stones, 56XC

$75

23.08 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 50XA: This vibrant collection of Welo opals features a stunning variety of translucent body tones, from milky white and soft cream to warm honey and golden-orange, each adorned with vivid, shifting color pl

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23.08 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 50XA

$75

6.43 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 86WC: This curated parcel features six polished oval cabochons of genuine natural Ethiopia Welo Opal, sourced from the famous Welo opal mining region of Ethiopia. Each calibrated gem measures approximately

23 hrs Left

6.43 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 86WC

$5

6.95 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 88WC: This parcel consists of six polished oval cabochons of genuine natural Ethiopia Welo Opal sourced from the famous Welo opal mining region. Each calibrated gem measures approximately 9x6x3mm, crafted w

23 hrs Left

6.95 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 88WC

$5

23.08 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 50XA: This vibrant collection of Welo opals features a stunning variety of translucent body tones, from milky white and soft cream to warm honey and golden-orange, each adorned with vivid, shifting color pl

23 hrs Left

23.08 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 50XA

$5

15.47 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 52XA: This luminous collection of Welo opals features a rich palette of warm and cool translucent body tones, from milky white and soft cream to honey and golden amber, each adorned with vivid, shifting col

23 hrs Left

15.47 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 52XA

$5

15.47 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 52XA: This luminous collection of Welo opals features a rich palette of warm and cool translucent body tones, from milky white and soft cream to honey and golden amber, each adorned with vivid, shifting col

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15.47 Carats Welo Opal Cabochon Parcel - Natural Ethiopian Stones, 52XA

$75

7.62 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 87WC: This parcel contains six polished oval cabochons of authentic natural Ethiopia Welo Opal, originating from the renowned Welo opal deposit in Ethiopia. Each calibrated cabochon measures approximately 9

23 hrs Left

7.62 Carats Natural Ethiopia Welo Opal Oval Cabochon Parcel, 87WC

$5

1.85 Carats Multicolor Flash Welo Opal Oval Cabochon - Natural Ethiopian Stone, 79XB: This exceptional Welo opal cabochon displays a breathtaking play of color, with vivid, sweeping flashes of electric green and warm sunset orange moving across its milky, translucent base. Measuring 10

23 hrs Left

1.85 Carats Multicolor Flash Welo Opal Oval Cabochon - Natural Ethiopian Stone, 79XB

$5

1.85 Carats Multicolor Flash Welo Opal Oval Cabochon - Natural Ethiopian Stone, 79XB: This exceptional Welo opal cabochon displays a breathtaking play of color, with vivid, sweeping flashes of electric green and warm sunset orange moving across its milky, translucent base. Measuring 10

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1.85 Carats Multicolor Flash Welo Opal Oval Cabochon - Natural Ethiopian Stone, 79XB

$60

7.45 Carats Welo Opal Elongated Cushion Cabochon - Natural Ethiopian Stone, 10XB: This striking elongated cushion cabochon of Welo opal captivates with a vivid, shifting play of color, dominated by sweeping flashes of lime green and golden yellow, accented by subtle hints of fiery

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7.45 Carats Welo Opal Elongated Cushion Cabochon - Natural Ethiopian Stone, 10XB

$100

7.45 Carats Welo Opal Elongated Cushion Cabochon - Natural Ethiopian Stone, 10XB: This striking elongated cushion cabochon of Welo opal captivates with a vivid, shifting play of color, dominated by sweeping flashes of lime green and golden yellow, accented by subtle hints of fiery

23 hrs Left

7.45 Carats Welo Opal Elongated Cushion Cabochon - Natural Ethiopian Stone, 10XB

$5

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10000 past auction results for "black-welo-opal"

Browse a record of outcomes from past auctions, including sale prices and unsold items.

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8.21 Carats Multicolor Welo Opal Oval Cabochon Parcel - Natural Ethiopian Stones, 55XC: This luminous parcel of Ethiopian Welo opals presents a breathtaking display of shifting iridescence, showcasing vivid greens, electric blues, fiery oranges, and soft pinks across each smooth, polishe

2026

8.21 Carats Multicolor Welo Opal Oval Cabochon Parcel - Natural Ethiopian Stones, 55XC

ThousandPlanetSathorn, Bangkok

2026

750YG BLACK OPAL RING

NY Elizabeth Beverly Hills, CA

*1.92Ct Welo Black Opal Polished - Ethiopian Opal , 840E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 1.92Ct Dimension: 11x9.1x4 mm Treatment: Smoked Type: Cabochon, Polis

2026

*1.92Ct Welo Black Opal Polished - Ethiopian Opal , 840E

ThousandPlanetBangkok, TH

1.77Ct Welo Black Opal Polished - Ethiopian Opal , 415E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 1.77Ct Dimension: 11.9x7.5x4.7 mm Treatment: Smoked Type: Faceted, Po

2026

1.77Ct Welo Black Opal Polished - Ethiopian Opal , 415E

ThousandPlanetBangkok, TH

*3.31Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 538E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Black Opal Origin: Ethiopia Carat Weight: 3.31Ct Dimension: 16.4x9.8x5.2 mm Treatment: Smoked Type: Faceted, Po

2026

*3.31Ct Welo Black Opal - Ethiopian Opal - Faceted Polished , 538E

ThousandPlanetBangkok, TH

*7.51Ct Welo Opal Polished - Ethiopian Opal , 886E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 7.51Ct Dimension: 19.8x14.8x5 mm Treatment: Natural Untreated Type: Cabocho

2026

*7.51Ct Welo Opal Polished - Ethiopian Opal , 886E

ThousandPlanetBangkok, TH

*4.63Ct Smoked Faceted Welo Opal Polished - Ethiopian Opal , 293C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 4.63Ct Dimension: 14.8x11.9x6.9 mm Treatment: Smoked Type: Faceted, Polishe

2026

*4.63Ct Smoked Faceted Welo Opal Polished - Ethiopian Opal , 293C

ThousandPlanetBangkok, TH

*7.56Ct Smoked Faceted Welo Opal Polished - Ethiopian Opal , 295C: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 7.56Ct Dimension: 17.6x12.1x8 mm Treatment: Smoked Type: Faceted, Polished<

2026

*7.56Ct Smoked Faceted Welo Opal Polished - Ethiopian Opal , 295C

ThousandPlanetBangkok, TH

*17.34Ct Calibrated 7x5mm Faceted Welo Opal Set - Ethiopian Opal , 152E: Ksmith Heritage Auctioneers Subject: Natural Ethiopian Welo Opal Origin: Ethiopia Carat Weight: 17.34Ct Treatment: Natural Untreated Type: Faceted, Polished

2026

*17.34Ct Calibrated 7x5mm Faceted Welo Opal Set - Ethiopian Opal , 152E

ThousandPlanetBangkok, TH

2.83 Ct "Play Of Colors" Natural Black Opal Cut: Gemstones: Natural Black Fire Opal /Carat Weights: 2.83 ct /Size or Dimensions: 12.40 X 9.20 X 5.30 mm Approx /Treatment: Heated

2026

2.83 Ct "Play Of Colors" Natural Black Opal Cut

Finest Gems Auction Rajasthan, IN

0.60 Ct "Play Of Colors" Natural Black Opal Cut: Gemstones: Natural Black Fire Opal /Carat Weights: 0.60 ct /Size or Dimensions: 8 X 6 X 3 mm /Treatment: Heated

2026

0.60 Ct "Play Of Colors" Natural Black Opal Cut

Finest Gems Auction Rajasthan, IN

2.02 Ct "Play Of Colors" Natural Black Opal Cut: Gemstones: Natural Black Fire Opal /Carat Weights: 2.02 ct /Size or Dimensions: 14 X 8 X 4.80 mm Approx /Treatment: Heated

2026

2.02 Ct "Play Of Colors" Natural Black Opal Cut

Finest Gems Auction Rajasthan, IN

3.45 Ct "Play Of Colors" Natural Black Opal Set: Gemstones: Natural Black Fire Opal /Carat Weights: 3.45 ct /Size or Dimensions: 7 X 5 mm Approx /Treatment: Heated

2026

3.45 Ct "Play Of Colors" Natural Black Opal Set

Finest Gems Auction Rajasthan, IN

2.49 Ct "Play Of Colors" Natural Black Opal Set: Gemstones: Natural Black Fire Opal /Carat Weights: 2.49 ct /Size or Dimensions: 7 X 5 mm Approx /Treatment: Heated

2026

2.49 Ct "Play Of Colors" Natural Black Opal Set

Finest Gems Auction Rajasthan, IN

11.58 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 85XL: This substantial Koroit Yowah opal cabochon, measuring 18x12.8mm, features a dramatic composition of deep plum and black ironstone matrix, interwoven with bold veins of iridescent opal. The opal inclu

2026

11.58 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 85XL

ThousandPlanetSathorn, Bangkok

3.85 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 74XL: This striking Koroit Yowah opal cabochon, measuring 12.5x10mm, features a dense, textured ironstone matrix in layered tones of deep chocolate brown, warm tan, and jet black. The stone's internal lands

2026

3.85 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 74XL

ThousandPlanetSathorn, Bangkok

5.24 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 73XL: This substantial Koroit Yowah opal cabochon, measuring 13.7x10.5mm, features a dense, textured ironstone matrix in layered tones of deep chocolate brown, warm tan, and jet black. The stone's internal

2026

5.24 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 73XL

ThousandPlanetSathorn, Bangkok

4.56 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab: Weight - 4.56 Ct / Dimensions - 14.20 x 10.50 x 6.50 mm / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

4.56 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab

Gems AuctionBangkok, TH

1.51 Ct Natural Multicolor Welo Opal Fire Oval Cab: Weight - 1.51 Ct / Dimensions - 9.00 x 7.00 x 4.90 mm / Shape & Cut - Oval Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.51 Ct Natural Multicolor Welo Opal Fire Oval Cab

Gems AuctionBangkok, TH

4.44 Ct Natural Multicolor Welo Opal Fire Oval cab: Weight - 4.44 Ct / Dimensions - 13.60 x 8.70 x 6.60 mm / Shape & Cut - Oval cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

4.44 Ct Natural Multicolor Welo Opal Fire Oval cab

Gems AuctionBangkok, TH

3.99 Ct Natural Multicolor Welo Opal Flash Fire Pear Cab: Weight - 3.99 Ct / Dimensions - 15.80 x 10.80 x 4.50 mm / Shape & Cut - Pear Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

3.99 Ct Natural Multicolor Welo Opal Flash Fire Pear Cab

Gems AuctionBangkok, TH

1.62 Ct Natural Multicolor Welo Opal Top Fire Oval cab: Weight - 1.62 Ct / Size - 10.30 x 7.60 x 4.20 mm / Shape - Oval cab / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

1.62 Ct Natural Multicolor Welo Opal Top Fire Oval cab

Gems AuctionBangkok, TH

9.12 Ct Natural Multicolor Welo Opal Flash Fire Round Beads: Weight - 9.12 Ct / Dimensions - 6.40 - 6.70 mm / 11 Pc's / Shape & Cut - Drilled Round Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

9.12 Ct Natural Multicolor Welo Opal Flash Fire Round Beads

Gems AuctionBangkok, TH

1.91 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab: Weight - 1.91 Ct / Dimensions - 12.30 x 8.60 x 3.20 mm / Shape & Cut - OVal Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.91 Ct Natural Multicolor Welo Opal Flash Fire Oval Cab

Gems AuctionBangkok, TH

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