Seiko Cal. 4471 - 436

This Spring Drive model from 1981 features a 35mm Titanium case. With its 21mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-582ce58bfbda]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

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