Seiko Mens Marine Green GMT Watch SPB381J1

Seiko Prospex Diver’s GMT “Marine Green” 1968 Modern Re-interpretation SPB381J1This modern re-interpretation of the 1968 Diver's watch is inspired by Japan’s first hi-beat one-piece Diver’s watch created by Seiko. The success of the 1968 model laid the foundation for Seiko Diver's watch development which for sixty years has innovated in wearable, precise watches for professional and recreational divers. Showcasing the latest Seiko manufacture movement: Benefiting from over 110 years of Seiko’s watchmaking expertise this modern watch is powered by the new in-house Calibre 6R54 and is the first of Seiko’s diving watches with mechanical GMT functionality. The automatic GMT movement can also be manually wound and operates at 21, 600vph with +25 to -15 seconds per day accuracy. Delivering an extended 3 Days (72 hours) of power reserve adds to the convenience and usability. Peace of mind from magnetic resistance of 4, 800 A/m (60 gauss) and with Seiko’s ‘Diashock’ shock protection system bui