Square Halo Diamond Ring in 14kt White Gold with Milgrain Detail. (D 1/2 carat total weight) This item is a SEMI-MOUNT and it comes with NO CENTER STONE as shown but it will accommodate a 3.6mm princess cut center stone.Metal Type: 14kt goldMetal Color: WhiteStone Type: Diamond - WhiteCenter Stone Shape: PrincessStyle: Halo style Weight: 4.08Accent Diamond-Shape: roundAccent Diamond-Weight: 42737