MOVEMENT: Asia Clone New Custom 3130 Automatic Movement, 28800bph Modified to Skeleton Movement with Fully Decorated Rotor and Bridges & Plates like Genuine Rolex Calibre 3130 CASE DIAMETER: 40mm THICKNESS: 13mm (Exact Same Thickness as Genuine) DIAL COLOR: Skeleton Dial with Dot Markers (With Swiss Grade Superlume Applied) CASE MATERIAL: High Grade Solid Stainless Steel 904L BRACELET: High Grade Solid Stainless Steel 904L with Flip Lock Deployant Buckle FRONT GLASS: Sapphire Crystal (Same thickness as Genuine) - Etched crown at 6:00 position CASE BACK: See Through Case Back BEZEL: Black Uni-directional Diver Forged Carbon Bezel, Anti-Clockwise (With Swiss Grade Superlume on Bezel Dot) CLASP TYPE: Deployant Buckle