Diamond Engagement Ring in 18kt Yellow Gold with Milgrain Detail. (D. 1/4 carat total 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. peg headMetal Type: 18kt goldMetal Color: YellowStone Type: Diamond - WhiteCenter Stone Shape: RoundStyle: Classic Weight: 3.4Accent Diamond-Shape: roundAccent Diamond-Weight: 42739