The Omega Seamaster Planet Ocean reference 2201.51.00 is a stylish and robust dive watch known for its professional-grade features. It has a 42mm stainless steel case with a black dial and unidirectional rotating bezel for tracking dive times. The watch is powered by the Omega Co-Axial Calibre 2500 movement, known for its accuracy and reliability. It has a helium escape valve for saturation diving and is water-resistant up to 600 meters. The watch comes on a stainless steel bracelet with a folding clasp for a secure fit. Overall, the Omega Seamaster Planet Ocean reference 2201.51.00 is a high-performance timepiece suitable for divers and watch enthusiasts alike.