Seiko Prospex ‘Marine Green’ Automatic Traveller GMT SPB381J1

The Seiko SPB381J1 showcases the dependable 6R54 Caliber movement, delivering remarkable precision and boasting an impressive 72-hour power reserve. With this timepiece, you can confidently embark on any adventure, assured of its steadfast reliability.

Crafted to endure the demands of underwater exploration, the SPB381 features a sturdy stainless steel case and bracelet, ensuring resilience and lasting performance. With a water resistance of up to 200 meters, it stands ready to join you on exhilarating aquatic pursuits.

Distinguished by its striking green bezel and dial, the SPB381 emanates an air of sophistication and uniqueness. Enhanced with LumiBrite coating on the hands, indexes, and bezel, it offers exceptional luminosity for clear readability, even in low-light conditions.

Bringing together style, functionality, and superb craftsmanship, the Seiko Prospex SPB381 is the ideal companion for adventurers and watch enthusiasts alike. Embrace the allure of the deep sea with this exceptional timepiece adorning your wrist.

Caliber Number: 6R54

Movement Type: Automatic with manual winding

Precision: +25 to -15 seconds per day

Power reserve: Approx. 72 hours (3 days)

Jewels: 24

Functions: 24-hour hand (dual time display function), Stop seconds hand function

Case Material: Stainless steel

Bezel: Stainless steel with ceramic display

Case Thickness: 12.9mm

Case Diameter: 42.0mm

Lug-to-lug: 48.6mm

Crystal: Sapphire crystal

Crystal Coating: Anti-reflective coating on inner surface

LumiBrite: LumiBrite on hands, indexes and bezel

Clasp: Three-fold clasp with secure lock, push button release with extender

Distance between lugs: 20

Water Resistance: 200m / 660ft diver's

Magnetic Resistance: 4,800 A/m

Weight: 176.0

Features: Unidirectional rotating bezel, Screw-down crown, Three-fold clasp with secure lock, Screw case back