Results for “Black Opal”

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2.80 Ct Natural Black Fire Opal Oval Cut: Weight - 2.80 Ct / Dimensions -12.50 x 8.70 x 4.80 mm / Shape - Oval Cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.80 Ct Natural Black Fire Opal Oval Cut

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

3.28 Ct Natural Black Fire Opal Pear Cab: Weight - 3.28 Ct / Size - 12.60 x 9.70 x 6.90 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

3.28 Ct Natural Black Fire Opal Pear Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

3.33 Ct Natural Black Fire Opal Oval Cab: Weight - 3.33 Ct / Dimensions -14.20 x 9.90 x 4.70 mm / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

3.33 Ct Natural Black Fire Opal Oval Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

2.38 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 2.38 Ct / Size - 11.90 x 8.60 x 5.90 mm / Shape - Pear Cab / Color - Black / Transparency - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.38 Ct Natural Black Flashing Fire Opal Pear Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

Platinum GIA Certified 2.27ctw Black Opal Diamond Cocktail Ring: Platinum GIA Certified 2.27ctw Black Opal Diamond Cocktail Ring This stunning cocktail ring showcases an exquisite natural black opal, expertly cut in an oval cabochon shape, measuring 8.99 x 7.01 x 3

1 day Left

Platinum GIA Certified 2.27ctw Black Opal Diamond Cocktail Ring

Est.

US$3,913

-

US$5,086

US$100

BidhausNew York, NY

3.41 Ct Natural Black Flashing Fire Opal Pear Cab Pair: Weight - 3.41 Ct / Dimensions - 11.10 x 7.20 x 4.50 mm / 2 PC's / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

3.41 Ct Natural Black Flashing Fire Opal Pear Cab Pair

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

2.38 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 2.38 Ct / Dimensions - 13.30 x 8.30 x 5.30 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.38 Ct Natural Black Flashing Fire Opal Pear Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

Platinum GIA Certified 2.93ct Black Opal Diamond Halo Ring: Platinum GIA Certified 2.93ct Black Opal Diamond Halo Ring This exquisite cocktail ring features a stunning 2.10ct natural genuine black opal, elegantly set in an oval double cabochon cut. The opal sh

Jul 28, 2026

Platinum GIA Certified 2.93ct Black Opal Diamond Halo Ring

Est.

US$3,588

-

US$4,664

US$100

BidhausNew York, NY

2.27 Ct Natural Black Flashing Fire Opal Pear Cut: Weight - 2.27 Ct / Dimensions - 12.30 x 9.70 x 4.60 mm / Shape - Pear cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.27 Ct Natural Black Flashing Fire Opal Pear Cut

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

2.90 Ct Natural Black Fire Opal Cushion Cut: Weight - 2.90 Ct / Dimensions -13.80 x 9.70 x 4.70 mm / Shape - Cushion Cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.90 Ct Natural Black Fire Opal Cushion Cut

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

Shahla 14k Yellow Gold Black Opal Emerald Aquamarine Diamond Stick Pin: Shahla 14k Yellow Gold Black Opal Emerald Aquamarine Diamond Stick Pin This exquisite stick pin showcases a stunning array of natural gemstones set in luxurious 14k yellow gold. The focal point is a g

Jul 30, 2026

Shahla 14k Yellow Gold Black Opal Emerald Aquamarine Diamond Stick Pin

Est.

US$2,938

-

US$3,819

US$100

BidhausNew York, NY

2.66 Ct Natural Black Flashing Fire Opal Pear Cut: Weight - 2.66 Ct / Dimensions - 13.90 x 9.30 x 6.20 mm / Shape - Pear cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.66 Ct Natural Black Flashing Fire Opal Pear Cut

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

3.06 Ct Natural Black Flashing Fire Opal Marquise Cab: Weight - 3.06 Ct / Dimensions - 20.50 x 7.10 x 4.50 mm / Shape - Marquise Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

3.06 Ct Natural Black Flashing Fire Opal Marquise Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

GIA Certified 2.72ctw Black Opal Platinum Cocktail Ring with Diamonds: GIA Certified 2.72ctw Black Opal Platinum Cocktail Ring with Diamonds This stunning cocktail ring showcases a mesmerizing natural black opal at its center, elegantly framed by sparkling diamonds. The

1 day Left

GIA Certified 2.72ctw Black Opal Platinum Cocktail Ring with Diamonds

Est.

US$4,836

-

US$6,286

US$100

BidhausNew York, NY

3.63 Ct Natural Black Fire Opal Pear Cab: Weight - 3.63 Ct / Dimensions -18.10 x 9.00 x 5.30 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

3.63 Ct Natural Black Fire Opal Pear Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

2.62 Ct Natural Black Flashing Fire Opal OVal Cab: Weight - 2.62 Ct / Dimensions - 14.10 x 10.10 x 3.80 mm / Shape - OVal Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.62 Ct Natural Black Flashing Fire Opal OVal Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

3.11 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 3.11 Ct / Dimensions - 13.50 x 10.00 x 5.20 mm / Shape - Pear Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

3.11 Ct Natural Black Flashing Fire Opal Pear Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

Opal and Black Onyx Cocktail Ring in 14k Yellow Gold Twisted Frame: Opal and Black Onyx Cocktail Ring in 14k Yellow Gold Twisted Frame This vintage cocktail ring features a natural oval-cut opal inlaid in black onyx, set within a twisted wire frame of solid 14k yellow

Jul 28, 2026

Opal and Black Onyx Cocktail Ring in 14k Yellow Gold Twisted Frame

Est.

US$1,729

-

US$2,247

US$100

BidhausNew York, NY

2.49 Ct Natural Black Flashing Fire Opal OVal Cab: Weight - 2.49 Ct / Dimensions - 11.10 x 9.20 x 5.70 mm / Shape - OVal Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.49 Ct Natural Black Flashing Fire Opal OVal Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

1.93 Ct Natural Black Flashing Fire Opal OVal Cab: Weight - 1.93 Ct / Dimensions - 11.00 x 7.80 x 5.20 mm / Shape - OVal Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

1.93 Ct Natural Black Flashing Fire Opal OVal Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

3.60 Ct Natural Black Flashing Fire Opal Oval Cab Pair: Weight - 3.60 Ct / Dimensions - 10.90 x 8.00 x 4.40 mm / 2 PC's / Shape - Oval Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

3.60 Ct Natural Black Flashing Fire Opal Oval Cab Pair

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

3.62 Ct Natural Black Flashing Fire Opal OVal Cab: Weight - 3.62 Ct / Dimensions - 14.20 x 9.60 x 6.20 mm / Shape - OVal Cab / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

3.62 Ct Natural Black Flashing Fire Opal OVal Cab

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

2.85 Ct Natural Black Flashing Fire Opal Oval Cut: Weight - 2.85 Ct / Dimensions - 11.80 x 8.60 x 6.70 mm / Shape - Oval Cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.85 Ct Natural Black Flashing Fire Opal Oval Cut

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

2.16 Ct Natural Black Flashing Fire Opal OVal Cut: Weight - 2.16 Ct / Dimensions - 10.70 x 8.70 x 5.20 mm / Shape - OVal Cut / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

5 days Left

2.16 Ct Natural Black Flashing Fire Opal OVal Cut

Est.

US$100

-

US$200

US$1

Gems AuctionBangkok, TH

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