Seiko Cal. 4437 - 871

This Automatic model from 1965 features a 39mm PVD Black case. With its 21mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-6f96049b9ab9]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

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