0.67 ct black opal Marquise cut 9x4x2mmUS$250.00 Out of stock SKU: ST1910 Category: Black Opal Product Description 0N0A8781 from Black Opal Direct on Vimeo. Opal Specifications Additional information Weight 9.67 ct Dimensions 9 × 4 × 2 mm Body Tone Black N2 Predominant Colors Blue, Green Brightness B2 Moderately Bright Cut Marquise Dome Medium Dome Product Enquiry