Âme Q 18k yellow gold helix mono earring features approximately 0.60ct. 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 1/2". The total weight is 5.25g. Lab-grown diamonds have the same chemical, physical and optical characteristics as mined diamonds, but are grown above-ground rather than under.