Seiko Cal. 5643 - 812

Seiko 5643-812

This Automatic model from 1971 features a 36mm Hardlex-Coated Steel case. With its 19mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-defc4f8fb54c]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
13.6mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
170m
Dial Color
Cream
Jewels
23j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1971

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