Paying tribute to Omegas dive watch heritage Power and precision is provided by the 8900 calibre movement Includes a helium escape valve and water resistant to 600 m43. 5 mm stainless steel case with a black ceramic bezel Master Chronometer Certified CELEBRATING OMEGAS MARITIME HERITAGEPaying tribute to Omegas diving watch heritage, the Seamaster Planet Ocean collection features Master Chronometer certification, advanced designs and water resistance to 600 metres. Designed for use underwater, the indexes in the Seamaster Planter Ocean collection emit blue light, while the minute hand and bezel glow green to help divers easily keep track of time. MASTER CHRONOMETERThis 43. 5mm timepiece features a stainless steel case, paired with a stainless steel bracelet, and a unidirectional rotating bezel so divers do not miscalculate their dive times. Powered by an 8900 calibre movement, this self-winding chronometer is complete with a co-axial escapement, water resistance to 600 metres and a h