Christmas Sale! 3CT Stunning Genuine Blue Green Moissanite Ring and Authentic Moissanite Clear Side Stones (no CZ), Cathedral Setting, 925 Sterling Silver. One left in a Size 5, 6, 7, and 8. Excellent present for Christmas Day!! Comes complete with Black Velvet Gift Box and GRA certification. Specs: Weight: 3 Carat Shape and Cut: Round Brilliant Color Grade: D Clarity Grade: VVS1 Cut Grade: Excellent Cut Engagement Ring, Valentine's Day, Birthday gift or Just Because. Why Moissanite? Moissanite is a 9.25 on Mohs Hardness Scale, an extremely durable stone. Disperses heat like a diamond so will test positive on a diamond tester. Higher Mohs than Sapphire, Emerald, Aquamarine and Morganite. Sparkle and Fire Greater than that of a diamond at a fraction of the cost. High Refractive Index of Moissanite is 2.69 vs. Diamond is 2.42. Moissanite has a Fire Dispersion 2.5 x Greater than Diamond (0.104 vs Diamond 0.044) which means more fire and radiant flashes of light.