Âme Q 18k white gold double cuff mono earring features approximately 1.70ct. tw. round brilliant lab-grown diamonds. single earring, left model. every piece of jewelry is unique, therefore weights and measurements may slightly vary. The decoration size is 2 3/8". The total weight is 7.1g.Lab-grown diamonds have the same chemical, physical and optical characteristics as mined diamonds, but are grown above-ground rather than under.