Cathedral Split-Shank Diamond Ring with a Square Halo in 18kt Yellow Gold (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 5.5-6mm cushion cut center stoneMetal Type: 18kt goldMetal Color: YellowStone Type: Diamond - WhiteCenter Stone Shape: CushionStyle: Halo style Weight: 3.91Accent Diamond-Shape: RoundAccent Diamond-Weight: 0.25