Experiment with a smart new style with this dainty yet dazzling lab-grown diamond solitaire single stud earring from pdpaola™ at zales. Crafted in 18k gold the 1/20 ct. Round lab-grown diamond solitaire sparkles in a square-shaped frame. This post earring secures with a tube screw back. Sold as a single earring. Please purchase two earrings if you would like a matching pair.