Seiko Men's Prospex Sea Automatic SPB321J Watch

Seiko Prospex challenges every limit, with a collection of timepieces for sports lovers and adventure seekers whether in the water, in the sky or on land. This 'King Sumo' design with a larger shaped bezel inset into a wider case and a slimmer band. The marker at 12o’clock loosely represents the ‘Mawashi’ (underwear worn by Japanese sumo wrestlers during a match). This heavy duty, automatic divers watch, SPB321J, is powered by the movement of the wearer. Featuring a blue gradient, double wave dial, LumiBrite hands and hour markers, date window, 45mm stainless steel case and bracelet, Analogue - 3 Hands calibre movement, 70 hours power reserve and 200m water resistance, perfect for swimming and snorkeling - giving it an authentic diving watch performance.