Round Diamond Channel Trellis Ring 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 7x5mm emerald center stone.Metal Type: 18kt goldMetal Color: WhiteStone Type: Diamond - WhiteCenter Stone Shape: EmeraldStyle: Classic Weight: 4.58Accent Diamond-Shape: RoundAccent Diamond-Weight: 0.4