3.70 ct black opal 12x8x5mmUS$4,500.00 Out of stock SKU: SN204 Category: Black Opal Product DescriptionDeposit only. Balance due via Paypal. Opal Specifications Additional information Weight 3.70 ct Dimensions 12 × 8 × 5 mm Body Tone Black N3 Predominant Colors Blue, Green Brightness B4 Very Bright Cut Oval Dome Medium Dome Product Enquiry