SPB383J1
The Seiko Prospex SPB383J1 Automatic GMT Diver’s Men Watch combines professional dive performance with GMT dual-time functionality. Powered by the Calibre 6R54 automatic movement, it offers a 72-hour power reserve and precise timekeeping. The 42mm stainless steel case with hard coating is fitted with a black ceramic one-way rotating bezel and screw-down crown, ensuring 200-meter water resistance. Featuring a black dial with Lumibrite hands, markers, and a GMT hand for a second time zone, this watch is protected by sapphire crystal and finished with a robust stainless steel bracelet.
Case & Dimensions
Case Diameter: 42.0mm
Case Thickness: 12.9mm
Lug-to-Lug: 48.6mm
Case Material: Stainless steel with super-hard coating
Band Material: Stainless steel
Movement
Calibre: 6R54
Movement Type: Automatic with manual winding
Power Reserve: Approx. 72 hours
24 Jewels
GMT function (dual time zone)
Stop seconds hand function
Dial & Features
Dial Colour: Black
LumiBrite: Hands and hours markers
Dial Markers: Batons
Glass: Sapphire crystal
Crystal Coating: Anti-reflective coating on inner surface
Clasp: Three-fold clasp with secure lock
Ceramic Bezel: Unidirectional rotating bezel
Crown: Screw-down crown
Case Back: Screw case back
Magnetic Resistance: 4,800 A/m
Water Resistance: 20 BAR
Weight: 176g
For online purchase, you can have bracelet or leather strap adjustments done at any City Chain store. Please bring along your warranty book for the service.
