30.78ct Koroit Boulder Matrix Opal | #E147 Spinel 34 carats and is cut

34 carats and is cut to near perfection

19 carat natural diamond

The Setting: Prong Set Sterling Silver Setting in a Square Design

The Setting: Prong and Pave Set Halo Pendant

30.78ct Koroit Boulder Matrix Opal | #E147 Spinel 34 carats and is cutKoroit Boulder Matrix Opal Weight (carats) 30. 78cts Origin Koroit, Australia Shape Pear Dimensions (millimeters) 37. 50mm x 18. 33mm x 6. 72mm Dimensions (inches) 1. 5" x 0. 7" x 0. 25" Body Tone (+N1 to N9 ) NA Boulder Matrix Brightness ( 1 to 5+) B3 Predominant Colors Blue Green Directionality of Fire Slightly Directional Treatments Enhancements None Suggested Purpose Pendant Bracelet Sku Number #E147 Additional Notes None