The Seiko SSK023K is a sophisticated and functional timepiece perfect for those who appreciate precision and style. Featuring an automatic movement powered by the motion of the wearer, it offers dual timezones with a G.M.T hand for added convenience. With a robust stainless steel case, 100m water resistance, and a sleek black dial, this watch is as durable as it is elegant. - Automatic movement with a 41-hour power reserve and hand-winding capability - Dual timezones with G.M.T hand for tracking multiple time zones - 100m water resistance and exhibition case back for enhanced durability and style - Design number: SSK023K