2.75ct Lightning Ridge Black Opal | #E235 Aventurine average stone diameters (millimeters): 5

average stone diameters (millimeters): 5

"dravite" (brown)

The Setting: Cast Flush Set Solitaire Ring

1960's - 1970's

meaning split in Latin

2.75ct Lightning Ridge Black Opal | #E235 Aventurine average stone diameters (millimeters): 5Your browser does not support the video tag. Weight 2. 75 carats Origin Lightning Ridge Region, NSW, Australia Shape Freeform Cabochon Dimensions (millimeters) 15. 80mm x 15. 85mm x 1. 73mm thick Dimensions (inches) 0. 62 x 0. 62 x 0. 07" thick Body Tone (+N1 to N9 ) N1 Brightness ( 1 to 5+) B2 Predominant Colors Blue (slight green) Directionality of Fire Highly Directional Rare Flagstone Harlequin Pattern Treatments Enhancements None Suggested