Results for “black opal ring”

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6 hrs Left

*4.74Ct Natural Freeform Black Opal - 16x11x5mm - Polished ` , 188E

Est.

$50

$100

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

*3.43Ct Welo Black Opal Polished - Ethiopian Opal, 388B

Est.

$70

$140

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

*2.71Ct Welo Black Opal Polished - Ethiopian Opal , 1209E

Est.

$50

$100

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

*2.01Ct Welo Black Opal Polished - Ethiopian Opal , 87E

Est.

$80

$160

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

*3.05Ct Welo Black Opal Polished - Ethiopian Opal , 102E

Est.

$70

$140

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

Buy Now

Natural Play Of Color Rainbow Fire Red Black Opal Gemstones 1.36 Ct. Oval Cabochon Shape 10.3 x 7

$27

Lake Charles, LA

Treasure of Gems & Jewelry

4.5

(272)

6 hrs Left

*5.06Ct Welo Black Opal Polished - Ethiopian Opal - Pear Cabochon , 358E

Est.

$70

$140

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

Oct 20, 2026

2.05 Ct Natural Black Flashing Fire Opal Oval cut

Est.

$100

$200

Starting Bid

$1

Bangkok, TH

Gems Auction

4.7

(497)

6 hrs Left

1.92Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 10.9x8.3x5.1 mm , 694C

Est.

$40

$80

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

1 day Left

50.21ct Natural Brazilian Black Rutile Quartz Cabochon Loose Gemstone, 20YX

Est.

$10

$200

Starting Bid

$10

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

6 hrs Left

2.09Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 11.6x8.4x6.1 mm , 729C

Est.

$40

$80

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

2.30Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 12.6x8.4x5.1 mm , 704C

Est.

$40

$80

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

2.18Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 10.5x8.1x5.5 mm , 703C

Est.

$30

$60

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

2.39Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 11.1x7.9x6.0 mm , 723C

Est.

$70

$140

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

1.89Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 11.0x8.2x4.8 mm , 692C

Est.

$30

$60

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

*4.76Ct Welo Black Opal Polished - Ethiopian Opal - Triangle Cabochon , 300E

Est.

$80

$160

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

2.62Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 12.6x9.7x4.6 mm , 699C

Est.

$50

$100

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

3.47Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 18.4x7.7x5.8 mm , 710C

Est.

$30

$60

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

1.24 Ct Black Opal Faceted Cut Polished - Ethiopian Opal - 11x7mm , 916C

Est.

$20

$40

Starting Bid

$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

2.70Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 11.8x9.7x5.7 mm , 718C

Est.

$30

$60

Starting Bid

$15

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

1.81 Ct Black Opal Faceted Cut Polished - Ethiopian Opal - 10x8mm , 933C

Est.

$20

$40

Starting Bid

$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

1.38 Ct Black Opal Faceted Cut Polished - Ethiopian Opal - 10x7mm , 956C

Est.

$20

$40

Starting Bid

$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

1.48 Ct Black Opal Faceted Cut Polished - Ethiopian Opal - 9x7mm , 924C

Est.

$20

$40

Starting Bid

$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

6 hrs Left

2.00Ct Natural Smoked Ethiopian Black Opal, Faceted Cut - 11.8x8.6x4.6 mm , 720C

Est.

$20

$40

Starting Bid

$10

Jelutong,, Penang

Ksmith Heritage Auctioneers

4.4

(50)

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