20.60ct Koroit Boulder Matrix Opal | #E264 Topaz 58mm (1") x 20

58mm (1") x 20

ring height from finger: 8

Ring Weight:  2

Vintage squash blossom necklace set with Number 8 Mine turquoise stones

20.60ct Koroit Boulder Matrix Opal | #E264 Topaz 58mm (1") x 20Koroit Boulder Matrix Opal Your browser does not support the video tag. Weight 20. 60 carats Origin Koroit Mining District, Queensland, Australia Shape Freeform Cabochon Dimensions (millimeters) 32. 80mm x 15. 90mm x 5. 80mm at thickest part Dimensions (inches) 1. 29" x 0. 63" x 0. 23" at thickest part Body Tone (+N1 to N9 ) N A Boulder Opal Brightness ( 1 to 5+) B3. 5 Predominant Colors Blue and Green Directionality of Fire Somewhat Directional