SPB451 SEIKO Prospex Sea 1965 Heritage Diver's Watch 40mm

SPB451 Prospex Sea 1965 Heritage Diver's Watch 40mm

Calibre
Calibre no.
6R55
Movement Type
Automatic with manual winding
Accuracy
+25 to -15 seconds per day
Power Reserve/Battery Life
Approx. 72 hours(3 days)

Case
Case Material
Stainless steel
Crystal
Curved sapphire crystal
LumiBrite
LumiBrite on hands, index(es) and bezel
Clasp
Three-fold clasp with secure lock , push button release with extender

Layout
Water Resistance
300m / 1000ft diver's
Case Size
Thickness:13.0mm
Diameter:40.0mm
Lug-to-lug:46.4mm
Weight
168.0g

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