0.25Ct Petite ring with Round Lab Grown Diamond in 14K gold (0.25Ct EF – VS-SI) Made in USA. Rings are cast in 14K Gold, featuring a Round lab grown diamond with total weight of 0.25carats. The diamonds are placed in a prong setting with a basket style base structure. The Round shaped lab grown diamonds are fastened by tight-griped. The diamonds in the ring rank E-F / VS-SI in color and clarity.