SPB381J1
The Seiko Prospex SPB381J1 is a modern diver’s watch with GMT functionality, ideal for travelers. Featuring a green sunburst dial and 42mm stainless steel case, it combines classic design with modern features. Powered by the Seiko Caliber 6R54 automatic movement, it offers a 72-hour power reserve. With 200-meter water resistance, a unidirectional rotating bezel, and a durable stainless steel bracelet, the SPB381J1 is perfect for both professional divers and those who appreciate robust timepieces.
Case Diameter: 42.0 mm
Case Thickness: 12.9 mm
Lug-to-lug: 48.6mm
Movement: Automatic with manual winding
Calibre: 6R54
Glass: Sapphire crystal
Case Material: Stainless steel (super hard coating)
Band Material: Stainless steel
Rotating bezel: Ceramic -One Way
Screw-down crown
Three-fold clasp with secure lock
Screw case back
24-hour hand
24 jewels
Approx. 72 Hours Power Reserve
LumiBrite: Hands & Hour Markers
Hand Winding Capability: Yes
G.M.T Hand can be set on second timezone
Water Resistant: 20 BAR