Large 7 Ct Sparkling VVs1 Ice White Lab Simulated Diamond Solitaire

This 7 Ct White Lab Simulated Diamond Is A Brilliant Round Cut Measuring 12.25 mm. With a refractive index of 2.65-2.69 this lab simulated diamond exhibits more fire and brilliance than a natural diamond and with a measurement of between 9.25 and 9.5 on the Mohs hardness scale, it will test positive for a diamond on almost any diamond tester.