15.39ct Koroit Boulder Matrix Opal | #E174 Amethyst this is called "ruby in

this is called "ruby in zoisite

82ct Origin Lightning Ridge

is known to produce some of the finest quality ruby available on the market

this collector's marquise cut gem measures almost an inch in length

Handmade sterling silver rope bezel turquoise ring

15.39ct Koroit Boulder Matrix Opal | #E174 Amethyst this is called "ruby inKoroit Boulder Matrix Opal Weight (carats) 15. 39cts Origin Koroit, Australia Shape Freeform Dimensions (millimeters) 17. 59mm x 12. 73mm x 6. 80mm Dimensions (inches) 0. 7" x 0. 5" x 0. 25" Body Tone (+N1 to N9 ) N A Boulder Matrix Brightness ( 1 to 5+) B3. 5 Predominant Colors Blue Directionality of Fire Slightly Directional Treatments Enhancements None Suggested Purpose Ring Pendant Sku Number #E174 Additional Notes None