Diamond and Ruby Ring in 18kt White Gold with Engraved Design. (D 1/7 carat weight and R .08 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: Vintage Weight: 3.63Accent Diamond-Shape: roundAccent Diamond-Weight: 42742