Seiko Cal. 6645 - 604

Seiko 6645-604

This Hand-Winding model from 1974 features a 46mm PVD Black case. With its 19mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-3821e64bab29]

Also known as: Bullhead

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
46mm
Case Thickness
13.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1974

Related Models

seikata-wm-3821e64bab29