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11.33ct Marquise Cabochon Natural Multicolor Black Opal Gemstone: 11.33ct Marquise Cabochon Natural Multicolor Black Opal Gemstone This 11.33ct natural black opal from Ethiopia displays a vivid multicolor play-of-color over a deep, smoky base. Cut in a striking marq

Jul 15, 2026

11.33ct Marquise Cabochon Natural Multicolor Black Opal Gemstone

Weatherham Estate Treasures

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11.45 Carats AAA Quality Natural Black Opal Ethopia - 22X12X8 mm: 11.45 Carats AAA Quality Natural Black Opal Ethopia - 22X12X8 mm Shipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on m

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8.35 Carats AAA Quality Natural Black Opal From Ethopia - 16X13X9 mm: 8.35 Carats AAA Quality Natural Black Opal From Ethopia - 16X13X9 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping o

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8.35 Carats AAA Quality Natural Black Opal From Ethopia - 16X13X9 mm

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21.90 Ct Natural Black Flashing Fire "Shadowfire" Opal Oval Cab: Weight - 21.90 Ct / Dimensions - 25.00 x 15.10 x 11.40 mm / Shape - OVal Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

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21.90 Ct Natural Black Flashing Fire "Shadowfire" Opal Oval Cab

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7.05 Carats AAA Quality Natural Fire Black Opal - 16X12X8 mm: 7.05 Carats AAA Quality Natural Fire Black Opal - 16X12X8 mm Shipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multi

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7.05 Carats AAA Quality Natural Fire Black Opal - 16X12X8 mm

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6.45 Carats AAA Quality Natural Fire Black Opal - 15X12X7 mm: 6.45 Carats AAA Quality Natural Fire Black Opal - 15X12X7 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multip

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6.45 Carats AAA Quality Natural Fire Black Opal - 15X12X7 mm

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3.77 ct Fancy Cabochon Natural Multicolor Opal Triplet: 3.77 ct Fancy Cabochon Natural Multicolor Opal Triplet Introducing the Fancy Cabochon Natural Multicolor Opal Triplet, an assembled gem showcasing vibrant flashes of color across an opaque surface. Or

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3.77 ct Fancy Cabochon Natural Multicolor Opal Triplet

Weatherham Estate Treasures

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2.75 Carats Black Opal With Natural Fire: 2.75 Carats Black Opal With Natural FireShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purchased t

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2.75 Carats Black Opal With Natural Fire

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Fire Opal - 5.85 Carats - 19X15X5 mm: Fire Opal - 5.85 Carats - 19X15X5 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purchased to re

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Fire Opal - 5.85 Carats - 19X15X5 mm

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1.45 Ct Natural Multicolor Welo Opal Flash Fire Pear Cut: Weight - 1.45 Ct / Dimensions - 8.70 x 6.20 x 5.00 mm / Shape & Cut - Pear Cut / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

Jul 14, 2026

1.45 Ct Natural Multicolor Welo Opal Flash Fire Pear Cut

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(1 bid)

1.80 Carats Fire Black Opal - 11X7X4 mm: 1.80 Carats Fire Black Opal - 11X7X4 mmShipping Rate: $15.00 .shipping rates are determined by Parcel weight and destination.Combined shipping: We offer combine shipping on multiple items purchased to

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1.80 Carats Fire Black Opal - 11X7X4 mm

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Natural Multi Color Opal Gemstones 1.96 Ct. Oval Shape 11.5 x 8.3 Mm.: Product ID: 818711494 Product Name: Natural Opal Weight: 1.96 CT. Size: 11.5 x 8.3 x 4.8 MM. Shape: Oval Color: Multi Color Clarity:Semi - Transparent Luster: Good Gems Origin: Ethiopia Treatment: Unh

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Natural Multi Color Opal Gemstones 1.96 Ct. Oval Shape 11.5 x 8.3 Mm.

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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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2.44 ct natural welo black opal: Title: 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: Ethio

2021

2.44 ct natural welo black opal

Jasper52New York, NY

6.00Cts White opal Natural AAA Quality Welo Opal Oval: Title: 6.00Cts White opal Natural AAA Quality Welo Opal Oval Cabochon gemstone Carat Weight: 6 Size/Dimensions: 16.20x12.60x6.00 MM Additional Information: UNHEATED Reserve: $80.00 Shipping: Domesti

2021

6.00Cts White opal Natural AAA Quality Welo Opal Oval

Jasper52New York, NY

2.23 Ctw Natural Ethiopian Black Fire Opal Oval Cab: Title: 2.23 Ctw Natural Ethiopian Black Fire Opal Oval Cab Stone Clarity: Translucent Gemstones: Black Opal Size/Dimensions: 2.23 Carat Weights: 10.50 x 8.60 x 5.30 mm Additional Information: Excellen

2021

2.23 Ctw Natural Ethiopian Black Fire Opal Oval Cab

Jasper52New York, NY

4.06 Ctw Natural Ethiopian Black Fire Opal Pear Cab: Title: 4.06 Ctw Natural Ethiopian Black Fire Opal Pear Cab Stone Clarity: Translucent Gemstones: Black Opal Size/Dimensions: 4.06 Carat Weights: 15.80 x 10.50 x 5.50 mm Additional Information: Excelle

2021

4.06 Ctw Natural Ethiopian Black Fire Opal Pear Cab

Jasper52New York, NY

2.54 Ctw Natural Ethiopian Black Fire Opal Oval Cab: Title: 2.54 Ctw Natural Ethiopian Black Fire Opal Oval Cab Stone Clarity: Translucent Gemstones: Black Opal Size/Dimensions: 2.54 Carat Weights: 13.60 x 8.30 x 4.90 mm Additional Information: Excellen

2021

2.54 Ctw Natural Ethiopian Black Fire Opal Oval Cab

Jasper52New York, NY

2.27 Ct Natural Ethiopian Black Fire Opal Oval Cab: Title: 2.27 Ct Natural Ethiopian Black Fire Opal Oval Cab Stone Clarity: Opaque Gemstones: Natural Black Opal Carat Weights: 2.7 Size/Dimensions: 12.90 x 8.30 x 4.60 mm Additional Information: Excelle

2021

2.27 Ct Natural Ethiopian Black Fire Opal Oval Cab

Jasper52New York, NY

2.54 Ct Natural Ethiopian Black Fire Opal Oval Cab: Title: 2.54 Ct Natural Ethiopian Black Fire Opal Oval Cab Stone Clarity: Translucent Gemstones: Natural Black Opal Carat Weights: 2.54 Size/Dimensions: 12.50 x 7.60 x 5.80 mm Additional Information: E

2021

2.54 Ct Natural Ethiopian Black Fire Opal Oval Cab

Jasper52New York, NY

5.58 Ctw Natural Ethiopian Black Fire Opal Oval Cab: Title: 5.58 Ctw Natural Ethiopian Black Fire Opal Oval Cab Stone Clarity: Translucent Gemstones: Black Opal Size/Dimensions: 5.58 Carat Weights: 13.00 x 10.10 x 8.10 mm Additional Information: Excelle

2021

5.58 Ctw Natural Ethiopian Black Fire Opal Oval Cab

Jasper52New York, NY

1.76 Ct Natural Ethiopian Black Fire Opal Oval Cab: Title: 1.76 Ct Natural Ethiopian Black Fire Opal Oval Cab Stone Clarity: Translucent Gemstones: Natural Black Opal Carat Weights: 1.76 Size/Dimensions: 14.70 x 7.70 x 3.60 mm Additional Information: E

2021

1.76 Ct Natural Ethiopian Black Fire Opal Oval Cab

Jasper52New York, NY

23.46 Ct Natural 36 Drilled Black Fire Opal Ball Beads: Title: 23.46 Ct Natural 36 Drilled Black Fire Opal Ball Beads Stone Clarity: Translucent Gemstones: Natural Black Opal Beads Carat Weights: 23.46 Size/Dimensions: 4.50 to 5.90 mm / 36 PC's Additional

2021

23.46 Ct Natural 36 Drilled Black Fire Opal Ball Beads

Jasper52New York, NY

3.45 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK: Title: 3.45 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK Welo Opal Oval OP414 Carat Weight: 3.45 Size/Dimensions: 14.40x10.50x5.10MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $45.0

2021

3.45 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK

Jasper52New York, NY

4.20 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK: Title: 4.20 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK Welo Opal Round OP412 Carat Weight: 4.2 Size/Dimensions: 10.5x10.5x7.20MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $45.00

2021

4.20 cts PREMIUM TOP ! Extreme Color Ethiopian BLACK

Jasper52New York, NY

2.85Cts GOOD LUSTER ! NATURAL MULTICOLOR ETHIOPIAN: Title: 2.85Cts GOOD LUSTER ! NATURAL MULTICOLOR ETHIOPIAN BLACK OPAL OVAL SHAPE Carat Weight: 2.85 Size/Dimensions: 12.80x9.30x4.90 MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $35.00

2021

2.85Cts GOOD LUSTER ! NATURAL MULTICOLOR ETHIOPIAN

Jasper52New York, NY

2.70Cts GOOD LUSTER ! NATURAL MULTICOLOR ETHIOPIAN: Title: 2.70Cts GOOD LUSTER ! NATURAL MULTICOLOR ETHIOPIAN BLACK OPAL OVAL SHAPE Carat Weight: 2.7 Size/Dimensions: 13.80x8.40x3.90 MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $35.00

2021

2.70Cts GOOD LUSTER ! NATURAL MULTICOLOR ETHIOPIAN

Jasper52New York, NY

CERTIFIED: Title: 'CERTIFIED'' 3.23Cts MARVELOUS LUSTER! NATURAL MULTICOLOR ETHIOPIAN BLACK OPAL OVAL SHAPE Carat Weight: 3.23 Size/Dimensions: 11.42 x 10.22 x 5.62 MM Additional Information: HEATED WITH PLAY OF

2021

Jasper52New York, NY

2.40 Cts NATURAL MULTI COLOR FLASHING ! ETHIOPIAN BLACK: Title: 2.40 Cts NATURAL MULTI COLOR FLASHING ! ETHIOPIAN BLACK OPAL OVAL SHAPE Carat Weight: 2.4 Size/Dimensions: 12.00x8.30x4.60 MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $30.00 S

2021

2.40 Cts NATURAL MULTI COLOR FLASHING ! ETHIOPIAN BLACK

Jasper52New York, NY

2.16Ct Cushion cut 13 x 6 mm Multi color Disco Black: Title: 2.16Ct Cushion cut 13 x 6 mm Multi color Disco Black Fire Opal Color/Clarity: Multi Color Dancing Gemstone Type: Natural Opal - Color Enhanced Carat Weights: 2.16 Size/Dimensions: 13.41 x 6.16

2021

2.16Ct Cushion cut 13 x 6 mm Multi color Disco Black

Jasper52New York, NY

Pair of Black Opal and Diamond Earrings: Pair of Black Opal and Diamond Earrings 14k yellow gold, the post-back pierced earrings mounted with an oval opal doublet weighing approximately 1.87 carats in total, surrounded by round brilliant-cut

2021

Pair of Black Opal and Diamond Earrings

New Orleans Auction GalleriesNew Orleans, LA

2.20ct Black Opal, 1.30ctw Diamond Platinum Ring: 2.20ct Black Opal, 1.30ctw VS2-SI1/G-H Diamond Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts an approximately 2.20ct black opal. The opal displays a beautif

2021

2.20ct Black Opal, 1.30ctw Diamond Platinum Ring

GWS Auctions Inc.Agoura Hills, CA

Estate 14kt Y/Gold 25.00Ct Black Opal Pendant: Estate 14kt Y/Gold 25.00Ct Black Opal Pendant & Flat Anchor Link Chain Necklace Material: 14kt yellow gold Hallmark: 14k Italy Pendant Size: 36mm Long x 45mm Wide x 7.5mm Thick Length: 19" Black Opal:

2021

Estate 14kt Y/Gold 25.00Ct Black Opal Pendant

Joshua KodnerDania Beach, FL

2.15 Ctw Natural Ethiopian Black Fire Opal Pear Cut: No Reserve! Title: 2.15 Ctw Natural Ethiopian Black Fire Opal Pear Cut Stone Clarity: Translucent Gemstone: Black Opal Size/ Dimensions: 2.15 Carat Weights: 12.70 x 9.50 x 4.60 mm Additional Info: Exc

2021

2.15 Ctw Natural Ethiopian Black Fire Opal Pear Cut

Jasper52New York, NY

3.52 Ctw Natural Ethiopian Black Fire Opal Pear Cab: No Reserve! Title: 3.52 Ctw Natural Ethiopian Black Fire Opal Pear Cab Stone Clarity: Translucent Gemstone: Black Opal Size/ Dimensions: 3.52 Carat Weights: 13.20 x 9.20 x 6.10 mm Additional Info: Exc

2021

3.52 Ctw Natural Ethiopian Black Fire Opal Pear Cab

Jasper52New York, NY

2.71 Ctw Natural Ethiopian Black Fire Opal Oval Cab: No Reserve! Title: 2.71 Ctw Natural Ethiopian Black Fire Opal Oval Cab Stone Clarity: Opaque Gemstone: Black Opal Size/ Dimensions: 2.71 Carat Weights: 11.60 x 9.70 x 5.10 mm Additional Info: Excellen

2021

2.71 Ctw Natural Ethiopian Black Fire Opal Oval Cab

Jasper52New York, NY

2.34 Ctw Natural Ethiopian Black Fire Opal Oval Cab: No Reserve! Title: 2.34 Ctw Natural Ethiopian Black Fire Opal Oval Cab Stone Clarity: Opaque Gemstone: Black Opal Size/ Dimensions: 2.34 Carat Weights: 13.90 x 7.30 x 5.00 mm Additional Info: Excellen

2021

2.34 Ctw Natural Ethiopian Black Fire Opal Oval Cab

Jasper52New York, NY

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