This Diamond Ring set in 18kt White Gold features a Claw Prong Peg Head Center. (D 1/2 carat total weight) This item is a SEMI-MOUNT and it comes with NO CENTER STONE as shown but it will accommodate a 8.2mm round center stone.Metal Type: 18kt goldMetal Color: WhiteStone Type: Diamond - WhiteCenter Stone Shape: RoundStyle: Classic Weight: 3.8Accent Diamond-Shape: Accent Diamond-Weight: