Opal,2.08 Cts Natural Black Color & Oval Cut

Title: Opal,3.2 Cts Natural Black Color & Oval Cut Materials: Opal Size: 12.0*8.7*6.3mm Additional Information: Weight (carats): 3.2 carats, Colors:Black, No Treatment, Origin:India. Treatment:Natural

Title: Opal,2.84 Cts Natural Black Color & Oval Cut Materials: Opal Size: 11.8*9.2*5.0mm Description: Weight (carats):2.84 carats, Colors:Black, No Treatment, Origin:India. Treatment:Natural Reserve:

Title: 0.80 Cts Natural Multi Color Ethiopian Black Opal Oval Cut loose gemstone Carat Weights: 0.8 Size/Dimensions: 9.2 x 6.0 x 2.4 MM Additional Information: HEATED Reserve: $10.00 Shipping: Domesti

Title: 1.95 Cts Stunning Luster ! Natural Multi Color Ethiopian Black Opal Oval Cut loose gemstone Carat Weights: 1.95 Size/Dimensions: 10.00 x 7.60 x 4.70 MM Additional Information: HEATED Reserve: $

Title: 0.70 Cts Good Luster ! Natural Multi Color Ethiopian Black Opal Oval Cut loose gemstone Carat Weights: 0.7 Size/Dimensions: 8.20 x 5.70 x 3.30 MM Additional Information: HEATED Reserve: $9.00 S

Title: 0.90 Cts Good Luster ! Natural Multi Color Ethiopian Black Opal Oval Cut loose gemstone Carat Weights: 0.9 Size/Dimensions: 8.60 x 6.30 x 2.60 MM Additional Information: HEATED Reserve: $10.00

Title: Opal, 2.12 Cts Natural Black Color & Triangle Cut Description: Weight (carats):, 2.12 carats, Colors:Black, No Treatment, Origin:Africa, Treatment：Natural Date/Period: Contemporary Mater

Title: Opal,4.85 Cts Natural Black Color & Pear Cut Materials: Opal Size: 19.7*9.3*5.9mm Additional Information: Weight (carats): 4.85 carats, Colors:Black, No Treatment, Origin:India. Treatment:Natur

Title: Opal,2.77 Cts Natural White Color & Oval Cut 5 capsules Materials: Opal Size: 5*7mm Additional Information: Weight (carats): 2.77 carats, Colors:White, No Treatment, Origin:India. Treatment:Nat

Title: Opal,3.58 Cts Natural Black Color & Pear Cut Materials: Opal Size: 10.3*14.8*5.8mm Additional Information: Weight (carats): 3.58 carats, Colors:Black, No Treatment, Origin:India. Treatment:Natu

Title: Opal,1.4 Cts Natural White Color & Oval Cut 2 capsules Materials: Opal Size: 5.8*7.7*3.1mm Description: Weight (carats): 1.4 carats, Colors:White, No Treatment, Origin:India. Treatment:Natural

No Reserve! Title: 1 Ct "Play Of Colors" Natural Black Opal Oval Cut Additional Information: Gemstones: Natural Black Fire Opal Carat Weights: 1 ct Size/Dimensions: 9 X 7 mm Treatment: Heated Material

No Reserve! Title: 0.80 Ct "Play Of Colors" Natural Black Opal Oval Cut Additional Information: Gemstones: Natural Black Fire Opal Carat Weights: 0.80 ct Size/Dimensions: 8.5 X 6.60 mm Treatment: Heat

Gemstones: Natural Black Fire OpalCarat Weights: 1 ct Size/Dimensions: 9 X 7 mmTreatment: Heated

Title: Opal,2.56 Cts Natural White Color & Oval Cut Materials: Opal Size: 11.9*9*4.5mm Description: Weight (carats): 2.56 carats, Colors:White, No Treatment, Origin:India. Treatment:Natural Reserve: $

Gemstone : Natural Black Sunstone Origin : Africa Weight : 71.00 Carats Dimensions : 23x19 mm , 16.44x13.62x7.06 mm Shape : Oval, Cut Color : Black Number of Stone : 5 Treatment : No Transparency : Op

Gemstone : Natural Black Sunstone Origin : Africa Weight : 57.43 Carats Dimensions : 20.33x17.12x8.77 mm , 17.65x14.34x6.99 mm Shape : Oval, Cut Color : Black Number of Stone : 4 Treatment : No Transp

Gemstone : Natural Black Sunstone Origin : Africa Weight : 71.73 Carats Dimensions : 23x17 mm , 17.48x13.56x7.95 mm Shape : Oval, Cut Color : Black Number of Stone : 5 Treatment : No Transparency : Op

Title: 2.08 Ctw Natural Ethiopian Black Fire Opal Oval Cut Stone Clarity: Semi - Transparent Gemstones: Black Opal Carat Weights: 2.08 Size/Dimensions: 11.60 x 8.30 x 5.40 mm Additional Information: E

Title: 0.94 Cts Natural Multi color Black Opal Oval Shape Good Luster loose gemstone Carat Weight: 0.94 Size/Dimensions: 9.6 x 6.5 x 2.6 MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $

Title: 1.40 Cts Natural Multi color Black Opal Oval Shape loose gemstone Carat Weights: 1.4 Size/Dimensions: 8.6x6.6x4.7 MM Additional Information: HEATED WITH PLAY OF COLOR Reserve: $8.00 Shipping: D

No Reserve! Title: 1.15 Cts Natural Multi color Black Opal Oval Shape Good Luster loose gemstone Carat Weights: 1.15 Size/Dimensions: 8.7x6.8x4.0 MM Additional Information: HEATED WITH PLAY OF COLOR S

Gemstone: Natural Diamond ,Shape/cut: Oval Rose cut ,Weight: 1.75 Cts.

2.03 Ct. Natural Opal Color - Black With rolling flash of Colors Shape - Oval Cut - Faceted Clarity - Slightly Included Good quality with luster. Perfectly suited as an investment, collector's item or