MOVEMENT: Asia Clone 3130 Automatic Movement, 28800vph with Decorated Rotor and Bridges & Plates Like Genuine Rolex Calibre 3130 CASE DIAMETER: 40mmTHICKNESS: 12.5mmDIAL COLOR: Black Dial with Dot Markers (With Swiss Grade Blue Superlume Applied)CASE MATERIAL: Solid Stainless Steel 904LBRAC..