2.83 ct black opal 16.7×8.9×3.5mm$8,000.00 USD USD AUD In Stock 2.83 ct black opal 16.7x8.9x3.5mm quantity — OR — Add to cart SKU: SRO2401 Category: Black Opal Opal Specifications Additional information Weight 2.83 ct Dimensions 16.7 × 8.9 × 3.5 mm Body Tone Black N4 Brightness B4 Very Bright Cut Drop Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Red Product Enquiry