7.97ct Koroit Boulder Opal | #E130

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Koroit Boulder Opal Weight (carats) 7.97cts Origin Koroit, Australia Shape Oval Dimensions (millimeters) 16.36mm x 11.78mm x 5.17mm Dimensions (inches) 0.6" x 0.5" x 0.2" Body Tone (+N1 to N9-) N/A - Boulder Brightness (-1 to 5+) B3 Predominant Colors Blue-Green Directionality of Fire Nondirectional Treatments / Enhancements None Suggested Purpose Ring/Pendant Sku Number #E130 Additional Notes None Show more