Evolved from the long-selling and ever-popular Seiko Prospex Alpinist collection comes the SPB379J. The new Calibre 6R54 is the first mechanical GMT movement for SEIKO that realizes the use of GMT and long duration of three days power reserve. The 39.5mm case is crafted from stainless steel and complete with a black leather band. Other features include curved sapphire crystal glass, 200m water resistance, a screw-down crown, and an exhibition case back.
Product code 113784130