Seiko Prospex 1968 Heritage Diver’s Sea GMT – 42 mm

Reference Number
HBC001J1

TECHNICAL SPECIFICATIONS

Calibre
Calibre no.: 6R54
Movement Type: Automatic with manual winding
Power Reserve/Battery Life: Approx. 72 hours (3 days)
Accuracy: +25 to -15 seconds per day

Case
Case Material: Stainless steel (Bezel: Stainless steel with ceramic display)
Glass Material: Sapphire crystal
LumiBrite: LumiBrite on hands, index(es) and bezel
Clasp: Three-fold clasp with secure lock & push button release, solid & slide adjuster

Other Specifications
– 24-hour hand (dual time display function)
– Stop second hand function
– Jewels: 24
– Water Resistance: 300 m

Case Size
Thickness: 13.3 ㎜
Diameter: 42.0 ㎜
Length: 48.6 ㎜

Features
Other Features
– Unidirectional rotating bezel
– Screw-down crown
– Screw case back