Seiko Prospex Alpinist Mechanical GMT Black Watch SPB379J1

Derived from the original Seiko ‘Alpinist,’ beloved by Japanese mountain men in 1959, this watch improves on the Alpinist’s design with a focus on legibility. It’s practical, with a compass and a super-hard coating for shine and scratch resistance and curved sapphire glass. The in-house 6R54 Calibre is the first Prospex GMT movement with a three-day power reserve for dual time zone tracking. Prospex, short for ‘Professional’ and ‘Specifications,’ embodies Seiko’s dedication to creating durable, practical timepieces for adventurers and sports enthusiasts. • Powered by the mechanical movement with 24 jewels and a power reserve of up to 72 hours. • Presented on a black leather strap with push button deployment clasp. • Scratch resistant sapphire crystal glass. • 39.5mm case width. • 200 metre water resistance.