Seiko Cal. 5669 - 581

This Spring Drive model from 1978 features a 42mm Gold-Plated case. With its 18mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-a00c3020d717]

Also known as: Monster, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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