You cannot add "1.26 ct black opal 7.5x7x4mm" to the cart because the product is out of stock. 2.88 ct black opal 15x7x4mm$2,000.00 USD USD AUD Out of stock 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