1.72 ct black opal 10x8x3mm$500.00 USD USD AUD Out of stock SKU: LP21064 Category: Black Opal Tags: Duke Ring, Saxon Ring Opal Specifications Additional information Weight 1.72 ct Dimensions 10 × 8 × 3 mm Body Tone Black N3 Predominant Colors Blue, Green Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry