This watch is short one link. The Omega Seamaster Planet Ocean 600M Steel Black Dial 45mm Ref. 232.30.46.51.01.001 is a robust dive watch that pays tribute to Omega's rich maritime heritage. Built for professional divers, the 45.5mm stainless steel case features a black ceramic unidirectional rotating bezel and is water-resistant to an impressive 600 meters (2000 feet). The black dial is protected by a scratch-resistant sapphire crystal and includes a central chronograph hand, a small seconds subdial, a date window, and combined 60-minute and 12-hour counters at 3 o’clock for easy elapsed time tracking. Powered by the Co-Axial Calibre 9300, a self-winding movement with a 60-hour power reserve, the watch ensures high precision and durability under extreme conditions. The stainless steel bracelet, paired with a deployment clasp, provides a secure fit, and the helium-escape valve accommodates saturation diving. The transparent caseback reveals the exceptional movement, making this a versatile and functional timepiece for adventurers.