• 1.17 ct AAA+ Outstanding Oval Shape (10 x 8 mm) Play of Colors Black Opal

    1.17 ct AAA Outstanding Oval Shape (10 x 8 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.61 ct AAA+ Superb Oval Shape (10 x 8 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $68.63
    From United States
    Free postage
    or Best Offer
  • 1.18 ct AAA+ Best Oval Shape (12 x 8 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $34.99
    From United States
    Was: Previous priceAU $41.17
    Free postage
    or Best Offer
  • 1.55 ct AAA+ Topnotch Oval Shape (11 x 8 mm) Play of Colors Black Opal Gemstone

    Mined From Ethiopia VVS Clarity Topnotch Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $68.63
    From United States
    Free postage
    or Best Offer
  • 0.73 ct AAA+ Romantic Oval Shape (9 x 7 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $34.99
    From United States
    Was: Previous priceAU $41.17
    Free postage
    or Best Offer
  • 0.74 ct AAA+ Romantic Oval Shape (8 x 6 mm) Play of Colors Black Opal Gemstone

    Mined From Ethiopia VVS Clarity Romantic Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.74 ct AAA+ Mind-Boggling Oval Shape (11 x 8 mm) Play of Colors Black Opal

    1.74 ct AAA Mind-Boggling Oval Shape (11 x 8 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $68.63
    From United States
    Free postage
    or Best Offer
  • 1.09 ct AAA+ World class Oval Shape (10 x 7 mm) Play of Colors Black Opal

    1.09 ct AAA World class Oval Shape (10 x 7 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.80 ct AAA+ Magnificent Oval Shape (9 x 7 mm) Play of Colors Black Opal

    0.80 ct AAA Magnificent Oval Shape (9 x 7 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $34.99
    From United States
    Was: Previous priceAU $41.17
    Free postage
    or Best Offer
  • 1.02 ct AAA+ Mind-Boggling Oval Shape (11 x 6 mm) Play of Colors Black Opal

    1.02 ct AAA Mind-Boggling Oval Shape (11 x 6 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $34.99
    From United States
    Was: Previous priceAU $41.17
    Free postage
    or Best Offer
  • 0.93 ct AAA+ Mesmerizing Oval Shape (10 x 7 mm) Play of Colors Black Opal

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.79 ct AAA+ Significant Oval Shape (9 x 6 mm) Play of Colors Black Opal

    0.79 ct AAA Significant Oval Shape (9 x 6 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.87 ct AAA+ Awe-inspiring Oval Shape (10 x 6 mm) Play of Colors Black Opal

    0.87 ct AAA Awe-inspiring Oval Shape (10 x 6 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.14 ct AAA+ Phenomenal Oval Shape (9 x 6 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $34.99
    From United States
    Was: Previous priceAU $41.17
    Free postage
    or Best Offer
  • 1.33 ct AAA+ Super-Excellent Oval Shape (9 x 8 mm) Play of Colors Black Opal

    1.33 ct AAA Super-Excellent Oval Shape (9 x 8 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $34.99
    From United States
    Was: Previous priceAU $41.17
    Free postage
    or Best Offer
  • 1.93 ct AAA+ Astonishing Oval Shape (11 x 9 mm) Play of Colors Black Opal

    1.93 ct AAA Astonishing Oval Shape (11 x 9 mm) Play of Colors Black Opal Natural Gemstone. Mined From Ethiopia VVS Clarity Astonishing Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water.
    AU $58.33
    From United States
    Was: Previous priceAU $68.63
    Free postage
    or Best Offer
  • 1.88 ct AAA+ Fabulous Oval Shape (11 x 8 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $58.33
    From United States
    Was: Previous priceAU $68.63
    Free postage
    or Best Offer
  • 2.02 ct AAA+ Astonishing Oval Shape (12 x 8 mm) Play of Colors Black Opal

    2.02 ct AAA Astonishing Oval Shape (12 x 8 mm) Play of Colors Black Opal Natural Gemstone. Mined From Ethiopia VVS Clarity Astonishing Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water.
    AU $58.33
    From United States
    Was: Previous priceAU $68.63
    Free postage
    or Best Offer
  • 2.30 ct AAA+ Fair Oval Shape (13 x 8 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $58.33
    From United States
    Was: Previous priceAU $68.63
    Free postage
    or Best Offer
  • 2.06 ct AAA+ Very good Oval Shape (14 x 8 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $58.33
    From United States
    Was: Previous priceAU $68.63
    Free postage
    or Best Offer
  • 3.90 ct AAA+ Unbelievable Oval Shape (14 x 10 mm) Play of Colors Black Opal

    3.90 ct AAA Unbelievable Oval Shape (14 x 10 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $81.67
    From United States
    Was: Previous priceAU $96.08
    Free postage
    or Best Offer
  • 4.73 ct AAA+ Spectacular Oval Shape (17 x 11 mm) Play of Colors Black Opal

    4.73 ct AAA Spectacular Oval Shape (17 x 11 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $105.00
    From United States
    Was: Previous priceAU $123.54
    Free postage
    or Best Offer
  • 3.25 ct AAA+ Eye-opening Oval Shape (13 x 10 mm) Play of Colors Black Opal

    3.25 ct AAA Eye-opening Oval Shape (13 x 10 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $81.67
    From United States
    Was: Previous priceAU $96.08
    Free postage
    or Best Offer
  • 1.19 ct AAA Spectacular Oval Cabochon Shape (10 x 7mm) Black Opal Loose Gemstone

    Shape Oval Cabochon. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $52.32
    From United States
    Free postage
    or Best Offer
  • 1.43 ct AAA+ Beautiful Oval Shape (9 x 7 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $68.63
    From United States
    Free postage
    or Best Offer
  • 1.71 ct AAA+ Eye-popping Oval Shape (11 x 7 mm) Play of Colors Black Opal

    1.71 ct AAA Eye-popping Oval Shape (11 x 7 mm) Play of Colors Black Opal Natural Gemstone. Black Opal. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $68.63
    From United States
    Free postage
    or Best Offer
  • 1.81 ct AAA+ Impressive Oval Shape (11 x 8 mm) Play of Colors Black Opal

    1.81 ct AAA Impressive Oval Shape (11 x 8 mm) Play of Colors Black Opal Natural Gemstone. Mined From Ethiopia VVS Clarity Impressive Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water.
    AU $68.63
    From United States
    Free postage
    or Best Offer
  • 1.40 ct AAA+ Eye-popping Oval Shape (11 x 7 mm) Play of Colors Black Opal

    1.40 ct AAA Eye-popping Oval Shape (11 x 7 mm) Play of Colors Black Opal Natural Gemstone. Black Opal. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $68.63
    From United States
    Free postage
    or Best Offer
  • 0.92 ct AAA+ Wonderful Oval Shape (9 x 7 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.80 ct AAA+ Eye-catching Oval Shape (9 x 6 mm) Play of Colors Black Opal

    0.80 ct AAA Eye-catching Oval Shape (9 x 6 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.98 ct AAA+ Shimmering Oval Shape (9 x 6 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.04 ct AAA+ Elegant Oval Shape (9 x 7 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.90 ct AAA+ Topnotch Oval Shape (9 x 7 mm) Play of Colors Black Opal Gemstone

    Mined From Ethiopia VVS Clarity Topnotch Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.72 ct AAA+ Superior Oval Shape (8 x 6 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.05 ct AAA+ Premium Oval Shape (9 x 7 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.92 ct AAA+ Exquisite Oval Shape (9 x 7 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.81 ct AAA+ Outstanding Oval Shape (12 x 6 mm) Play of Colors Black Opal

    0.81 ct AAA Outstanding Oval Shape (12 x 6 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.08 ct AAA+ Flashing Oval Shape (10 x 7 mm) Play of Colors Black Opal Gemstone

    Mined From Ethiopia VVS Clarity Flashing Play of Colors Gemstone. Black Opal. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.11 ct AAA+ Amazing Oval Shape (12 x 6 mm) Play of Colors Black Opal Gemstone

    History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color. The oldest known opal mine is in Czechoslovakia and dates to 14th century.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.22 ct AAA+ Resplendent Oval Shape (12 x 7 mm) Play of Colors Black Opal

    1.22 ct AAA Resplendent Oval Shape (12 x 7 mm) Play of Colors Black Opal Natural Gemstone. Mined From Ethiopia VVS Clarity Resplendent Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.77 ct AAA+ Spectacular Oval Shape (10 x 7 mm) Play of Colors Black Opal

    0.77 ct AAA Spectacular Oval Shape (10 x 7 mm) Play of Colors Black Opal Natural Gemstone. Mined From Ethiopia VVS Clarity Spectacular Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.19 ct AAA+ First-class Oval Shape (10 x 7 mm) Play of Colors Black Opal

    1.19 ct AAA First-class Oval Shape (10 x 7 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.29 ct AAA+ Incredible Oval Shape (10 x 7 mm) Play of Colors Black Opal

    1.29 ct AAA Incredible Oval Shape (10 x 7 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.12 ct AAA+ Magnificent fire Oval Shape (10 x 7 mm) Play of Colors Black Opal

    1.12 ct AAA Magnificent fire Oval Shape (10 x 7 mm) Play of Colors Black Opal Natural Gemstone. Mined From Ethiopia VVS Clarity Magnificent fire Play of Colors Gemstone. Black Opal. History - Opal is a semi-transparent solidified mineral composed of silicon and water.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.75 ct AAA+ Extraordinary Oval Shape (9 x 6 mm) Play of Colors Black Opal

    0.75 ct AAA Extraordinary Oval Shape (9 x 6 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.96 ct AAA+ Resplendent Oval Shape (11 x 7 mm) Play of Colors Black Opal

    0.96 ct AAA Resplendent Oval Shape (11 x 7 mm) Play of Colors Black Opal Natural Gemstone. Mined From Ethiopia VVS Clarity Resplendent Play of Colors Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 1.30 ct AAA+ Eye-popping Oval Shape (11 x 8 mm) Play of Colors Black Opal

    1.30 ct AAA Eye-popping Oval Shape (11 x 8 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
  • 0.88 ct AAA+ Super-Excellent Oval Shape (10 x 8 mm) Play of Colors Black Opal

    0.88 ct AAA Super-Excellent Oval Shape (10 x 8 mm) Play of Colors Black Opal Natural Gemstone. History - Opal is a semi-transparent solidified mineral composed of silicon and water. Black Opal refers to the dark background color of the stone behind the play of color.
    AU $41.17
    From United States
    Free postage
    or Best Offer
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