2.88 ct black opal 15x7x4mmUS$2,000.00 In Stock 2.88 ct black opal 15x7x4mm quantity Add to cart SKU: GL1801 Category: Black Opal Opal Specifications Additional information Weight 2.88 ct Dimensions 15 × 7 × 4 mm Body Tone Black N3 Predominant Colors Blue, Green Brightness B3 Bright Cut Freeform Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry