Vintage Style Diamond Ring with Filigree Detail and Round Halo in 18kt White Gold. (D 3/8 carat total weight) This item is a SEMI-MOUNT and it comes with NO CENTER STONE as shown but it will accommodate a 5.4-6mm round center stone.Metal Type: 18kt goldMetal Color: WhiteStone Type: Diamond - WhiteCenter Stone Shape: RoundStyle: Halo style Weight: 6.03Accent Diamond-Shape: Round Full CutAccent Diamond-Weight: 0.39