Steel Omega Seamaster Ploprof 188.8.131.52.01.001. Case diameter 55mm x 48mm water resistant to 1200 meters. Automatic co-axial movement. Black dial with luminous hour markers and hands, date display between the 4 and 5 position.Black bi-directional bezel operated orange push-piece. Black rubber strap with steel folding clasp, Box and papers dated November 2009. Our reference S16295.