10.28ct Quilpie Black Boulder Opal | #E233 Howlite thickness of piece: 2

thickness of piece: 2

Purplish red tourmaline faceted into a modified oval cut

Approximate Surface Opal Content: 22%

Natural black boulder opal with flashes of predominantly green and blue are inlaid into solid 14 karat yellow gold

Dainty semi-black Australian opal ring set with round white sapphires in white gold

10.28ct Quilpie Black Boulder Opal | #E233 Howlite thickness of piece: 2Your browser does not support the video tag. Weight 10. 28 carats Origin Quilpie region, Queensland, Australia Shape Freeform Cabochon Dimensions (millimeters) 13. 87mm x 13. 73mm x 6. 35mm thick Dimensions (inches) 0. 55" x 0. 54" x 0. 25" thick Body Tone (+N1 to N9 ) N3 Brightness ( 1 to 5+) B3. 50 Predominant Colors Blue and Green Directionality of Fire Somewhat directional Treatments Enhancements None Suggested Purpose Ring Pendant Bracelet Sku