Moissanite Solitaire Ring 2CT center stone - D Color VVS1 setting is 18K Gold Plate for sparkle and shine over 925 Sterling Silver for strength Size 7.5 Could be presented as an engagement ring, worn as a right hand ring, given as an update to an older wedding ring, or a special anniversary ring, birthday gift, or a push gift for a mother at the birth of her little one. Comfortable for men or women daily wear. MOISSANITE: Moissanite has the optical and physical properties of South African diamonds. The colorful light is more than 2.5 times that of South African diamonds. Mohs scale hardness 9.25, the hardest gemstone second to diamond. Since there are the same physical properties as diamond, moissanite can also pass the DIAMOND TESTER, which is often used to distinguish moissanite from zircon, glass, or any lesser quality diamond replacement.