Seiko Cal. 4443 - 101

This Automatic model from 1971 features a 39mm Hardlex-Coated Steel case. With its 21mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-72294175e23c]

Also known as: Bullhead, Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1971

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