Rocks, Minerals & Fossils

9.7 ct Australian Black Opal Doublet First Image

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9.7 ct Australian Black Opal Doublet First Image

9.7 ct Australian Black Opal Doublet

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9.7 ct Australian Black Opal Doublet (1 of 5)

9.7 ct Australian Black Opal Doublet Title: 9.7 ct Australian Black Opal Doublet Gemstones: Opal Doublet Carat Weights: 9.7 Size/Dimensions: 21.6 mm x 16.9 mm x 3.7 mm Additional Information: Doublet Reserve: $250.00 Shipping: Domestic:

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5.18 ct Australian Black Opal Doublet (1 of 6)

5.18 ct Australian Black Opal Doublet Title: 5.18 ct Australian Black Opal Doublet Gemstones: Opal Doublet Carat Weights: 5.18 Size/Dimensions: 21 mm x 15 mm x 4 mm Additional Information: Doublet Reserve: $200.00 Shipping: Domest

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23.97 ct Australian Doublet Opal (1 of 4)

23.97 ct Australian Doublet Opal No Reserve! Title: 23.97 ct Australian Doublet Opal Color/Clarity: Opaque Gemstones: Loosegemstone Carat Weights: 23.97 Size/Dimensions: 22.85 x 17.40 x 7.00 Additional Information: Oval - Australia S

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23.97 ct Australian Doublet Opal (1 of 4)

23.97 ct Australian Doublet Opal No Reserve! Title: 23.97 ct Australian Doublet Opal Color/Clarity: Opaque Gemstones: Loosegemstone Carat Weights: 23.97 Size/Dimensions: 22.85 x 17.40 x 7.00 Additional Information: Oval - Australia S

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5.97 ct Australian Doublet Opal (1 of 5)

5.97 ct Australian Doublet Opal No Reserve! Item: 5.97 ct Australian Doublet Opal Color/Clarity: Opaque Gemstones Carat Weights: 5.97 Size/Dimensions: 14.22 x 10.21 x 5.24 Oval - Australia Shipping: Worldwide: Flat-rate of $10.00 to

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7.97 ct Australian Doublet Opal (1 of 6)

7.97 ct Australian Doublet Opal No Reserve! Title: 7.97 ct Australian Doublet Opal Color/Clarity: Semi Transparent Gemstones Carat Weights: 7.97 Size/Dimensions: 16.11 x 12.07 x 5.33 Oval - Australia Shipping: Worldwide: Flat-rate o

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5.97 ct Australian Doublet Opal (1 of 5)

5.97 ct Australian Doublet Opal No Reserve! Item: 5.97 ct Australian Doublet Opal Color/Clarity: Opaque Loose gemstoneCarat Weights: 5.97 Size/Dimensions: 14.08 x 10.37 x 5.34 Oval - Australia Shipping: Domestic: Flat-rate of $10.00

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5.64 ct Australian Doublet Opal (1 of 5)

5.64 ct Australian Doublet Opal No Reserve! Item: 5.64 ct Australian Doublet Opal Color/Clarity: Opaque Loose gemstoneCarat Weights: 5.64 Size/Dimensions: 13.97 x 10.22 x 5.08 Oval - Australia Shipping: Domestic: Flat-rate of $10.00

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4.43 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

4.43 Ct Natural Australian Doublet Opal Loose Stone Weight - 4.43 Ct / Size - 15.40 x 10.10 x 2.90 mm / Shape - Pear Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - None

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2.80 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

2.80 Ct Natural Australian Doublet Opal Loose Stone Weight - 2.80 Ct / Size - 12.20 x 8.60 x 3.00 mm / Shape - Pear Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - None

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4.76 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

4.76 Ct Natural Australian Doublet Opal Loose Stone Weight - 4.76 Ct / Size - 12.30 x 10.50 x 3.60 mm / Shape - Cushion Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - None

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4.18 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

4.18 Ct Natural Australian Doublet Opal Loose Stone Weight - 4.18 Ct / Size - 13.30 x 10.50 x 3.10 mm / Shape - Trillion Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - None

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2.75 Ct Natural Australian Doublet Opal Loose Stone (1 of 3)

2.75 Ct Natural Australian Doublet Opal Loose Stone Weight - 2.75 Ct / Size - 9.90 x 8.40 x 3.10 mm / Shape - Cushion Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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3.56 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

3.56 Ct Natural Australian Doublet Opal Loose Stone Weight - 3.56 Ct / Size - 9.30 x 7.40 x 4.30 mm / Shape - Cushion Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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1.53 Ct Natural Australian Doublet Opal Loose Stone (1 of 3)

1.53 Ct Natural Australian Doublet Opal Loose Stone Weight - 1.53 Ct / Size - 11.20 x 5.60 x 3.30 mm / Shape - Pear Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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3.06 Ct Natural Australian Doublet Opal Trillion Cab (1 of 4)

3.06 Ct Natural Australian Doublet Opal Trillion Cab Weight - 3.06 Ct / Size - 10.50 x 10.20 x 3.30 mm / Shape - Trillion Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - None

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2.84 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

2.84 Ct Natural Australian Doublet Opal Loose Stone Weight - 2.84 Ct / Size - 9.30 x 7.30 x 4.00 mm / Shape - Oval Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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1.35 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

1.35 Ct Natural Australian Doublet Opal Loose Stone Weight - 1.35 Ct / Size - 8.40 x 5.90 x 3.20 mm / Shape - Trillion Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - None

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1.03 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

1.03 Ct Natural Australian Doublet Opal Loose Stone Weight - 1.03 Ct / Size - 9.40 x 3.80 x 3.00 mm / Shape - Pear Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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2.76 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

2.76 Ct Natural Australian Doublet Opal Loose Stone Weight - 2.76 Ct / Size - 11.30 x 7.00 x 3.10 mm / Shape - Pear Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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3.30 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

3.30 Ct Natural Australian Doublet Opal Loose Stone Weight - 3.30 Ct / Size - 11.50 x 7.80 x 4.50 mm / Shape - Oval Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - None

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0.96 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

0.96 Ct Natural Australian Doublet Opal Loose Stone Weight - 0.96 Ct / Size - 7.70 x 4.90 x 3.20 mm / Shape - Trillion Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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4.31 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

4.31 Ct Natural Australian Doublet Opal Loose Stone Weight - 4.31 Ct / Size - 11.00 x 11.00 x 6.70 mm / Shape - Trillion Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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1.61 Ct Natural Australian Doublet Opal Loose Stone (1 of 2)

1.61 Ct Natural Australian Doublet Opal Loose Stone Weight - 1.61 Ct / Size - 11.50 x 4.30 x 3.30 mm / Shape - Oval Cabochon / Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Unheated

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