Tsavorite and Diamond Ring with Milgrain Detail in 18kt White Gold. (D.1/4 carat weight and TS 1/2 gem weight) This item is a SEMI-MOUNT and it comes with NO CENTER STONE as shown but it will accommodate a 6.5mm round center stone.Metal Type: 18kt goldMetal Color: WhiteStone Type: Diamond - WhiteCenter Stone Shape: RoundStyle: Classic Weight: 4.1Accent Diamond-Shape: roundAccent Diamond-Weight: 42739