6.70 ct gem black opal 15x10x5mm$6,500.00 USD USD AUD Out of stock SKU: 216SY2 Category: Black Opal Tag: Timeless Tatiana Opal Specifications Additional information Weight 6.70 ct Dimensions 15 × 10 × 5 mm Body Tone Black N2 Predominant Colors Green, Orange Brightness Bright B3 Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry