Breathtaking 4.5 Ct Russian Lab Alexandrite Ring

Breathtaking 4.5 Ct Russian Alexandrite Ring. This lab grown color change alexandrite is near flawless and has the same chemical make up as a mined from the earth natural alexandrite would have. The chemical compounds are BeAl2O4 Beryllium aluminum oxide, commonly with small amounts of iron and chromium. The mohs hardness Is an 8.5. This true color change alexandrite Is an emerald cut 8 x 6 mm. Mounted In Solid .925 sterling silver with two blue sapphire accent stones. Size 8.5 .The total gram wt. Is Approx 2.4 grams