Seiko Cal. 5642 - 999

This Hand-Winding model from 1978 features a 44mm Titanium case. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-efb1fe75bec9]

Also known as: Bellmatic, Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1978

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