4.41 ct double sided gem black opal 12x10x5.5mmUS$22,000.00 In Stock 4.41 ct double sided gem black opal 12x10x5.5mm quantity Add to cart SKU: NEB191 Category: Black Opal Tag: Best of the Best Product Description 0N0A0010 from Black Opal Direct on Vimeo. Opal Specifications Additional information Weight 4.41 ct Dimensions 12 × 10 × 4.5 mm Body Tone Black N2 Predominant Colors Red, Orange Brightness B4 Very Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Product Enquiry