GIA 4.80ct Natural Black Oval Cobochon Opal COA

Item: 3.27 Ct Genuine Ethiopian Loose Unheated Black Opal Loose Gemstone: Natural Black Opal Stone Clarity: Translucent Carat Weight: 3.27 Size: 12.00 x 10.00 x 6.20 mm Oval cobochon / Multi-Color Top

Title: GIA Natural Black Gray Opal Diamond Platinum Ring Description:A huge mid-century crossover ring with several white and clean diamonds and a large back or gray natural opal with no treatment! Th

Title: 1.20 CTS NATURAL BLACK OPAL OVAL SHAPE LOOSE GEMSTONES Carat Weights: 1.2 Size/Dimensions: 10.4 x 6.8 x 5.1 MM Additional Information: CLARITY VVS-HEATED WITH PLAY OF COLOR - ETHIOPIA Reserve:

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: 3.97 Ctw Natural Black Fire Opal Oval Cabochon Stone Clarity: Translucent Carat Weight: 3.97 Gemstone: Natural Opal Size/Dimensions: 14.50 x 9.50 x 5.70 mm Additional Information: Shape - Oval

Title: 4.35 CTS NATURAL EHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Brand: Carat Weights: 4.35 Size/Dimensions: 16 x 8.9 x 5.8 MM Reserve: $50.00 Shipping: Domestic: Flat-rate of $15.00

Title: 6.40 Ctw Natural Black Fire Opal Oval Cabochon Clarity: Opaque Gemstone: Natural Opal Carat Weight: 6.4 Dimensions: 17.40 x 12.40 x 6.30 mm Additional Information: Shape - Oval Cabochon / Color

Title: 5.12 Ctw Natural Black Fire Opal Oval Cabochon Stone Clarity: Semi - Transparent Gemstone: Natural Opal Carat Weight: 5.12 Dimensions: 15.10 x 11.70 x 6.00 mm Description: Shape - Oval Cabochon

Title: 6.90 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Carat Weights: 6.9 Size/Dimensions: 15.7 x 12.8 x 7.4 MM Additional Information: HEATED WITH PLAY OF COLOR Reserve:

Title: 4.97 Ctw Natural Black Fire Opal Oval Cabochon Stone Clarity: Opaque Gemstone: Natural Opal Carat Weight: 4.97 Size/Dimensions: 16.10 x 10.60 x 5.60 mm Additional Information: Shape - Oval Cabo

Title: 4.43 Ctw Natural Black Fire Opal Oval Cabochon Stone Clarity: Opaque Gemstone: Natural Opal Carat Weight: 4.43 Size/Dimensions: 16.20 x 10.30 x 5.40 mm Additional Info: Oval Cab / Multicolor /

Title: 4.10 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER LOOSE GEMSTONES Brand: MRS GEMS Carat Weights: 4.1 Size/Dimensions: 13.9 x 10.4 x 5.5 MM Additional Information: HEATED Reserve: $50

Title: 1.45 CTS NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE LOOSE GEMSTONES Carat Weights: 1.45 Size/Dimensions: 10 x 7.7 x 3.9 MM Reserve: $20.00 Shipping: Domestic: Flat-rate of $10.00 to anywhere withi

Title:5.34 CTS EXTRAORDINARY LUSTER 100 % NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER GEMS Carat Weights:5.34 Size/Dimensions:14.0 x 11.0 x 7.0 MM Additional Information:ETHIOPIA HEATED WITH P

Title: 4.18 Ctw Natural Black Fire Opal Oval Cabochon Stone Clarity: Opaque Gemstone: Natural Opal Carat Weight: 4.18 Size/Dimensions: 12.60 x 9.60 x 7.40 mm Additional Information: Shape - Oval Caboc

No Reserve! Title: 1.93 Ctw Natural Black Fire Opal Oval Cabochon Stone Clarity: Opaque Gemstones: Natural Opal Carat Weights: 1.93 Size/Dimensions: 13.00 x 8.20 x 3.70 mm Additional Information: Shap

Title: 3.62 Ctw Natural Black Fire Opal Oval Cabochon Stone Clarity: Opaque Gemstone: Natural Black Opal Carat Weight: 3.62 Size/Dimensions: 14.50 x 9.70 x 5.60 mm Additional Information: Shape - Oval

Title: 4.06 Ctw Natural Black Fire Opal Oval Cab Stone Clarity: Opaque Gemstone: Natural Opal Carat Weight: 4.06 Size/Dimensions: 14.30 x 10.60 x 6.70 mm Additional Information: Shape - Oval Cabochon

Title: 3.96 Ctw Natural Black Fire Opal Oval Cabochon Stone Clarity: Opaque Gemstone: Natural Opal Carat Weight: 3.96 Size/Dimensions: 15.30 x 9.80 x 6.50 mm Additional Information: Shape - Oval Caboc

Title:4.86 CTS EXTRAORDINARY LUSTER 100 % NATURAL ETHIOPIAN BLACK OPAL OVAL SHAPE GOOD LUSTER GEMS Carat Weights:4.86 Size/Dimensions:18.7 x 10.2 x 4.8 MM Additional Information:ETHIOPIA HEATED WITH P

No Reserve! Title: 2.33 Ctw Natural Black Fire Opal Oval Cut Stone Clarity: Translucent Gemstones: Natural Opal Carat Weights: 2.33 Size/Dimensions: 12.40 x 8.60 x 5.60 mm Additional Information: Shap

No Reserve! Title: 1.21 Ctw Natural Black Fire Opal Oval Cab Stone Clarity: Translucent Gemstones: Natural Opal Carat Weights: 1.21 Size/Dimensions: 10.10 x 6.20 x 4.40 mm Additional Information: Shap