Seiko Cal. 5645 - 897

This Automatic model from 1971 features a 41mm Hardlex-Coated Steel case. With its 19mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-933f0d8df14d]

Also known as: Crown, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

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