Turn it over and you'll find a genuine first for a Seiko diver: a see-through screw-down case back revealing the exquisitely finished automatic Caliber 6L37

UPC: 196629562576

A sophisticated aromatic fougère designed to fire up the system and unleash an immediate rush of confidence and energy

Hand-finished enamel detailing on the brow bar and floating bridge — a hallmark of true Japanese craftsmanship

Seiko Watches Prospex Alpinist GMT SPB379 Gravity Turn it over and you'llSeiko Watches Prospex Alpinist GMT SPB379 Prospex Alpinist Mechanical GMT. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. Part of a rich legacy of innovation in high intensity timekeeping, Prospex continues to celebrate a long history of sports watch excellence with re creations and re interpretations of landmark achievements. Inspired by Seikos first