Seiko Cal. 5693 - 178

This Spring Drive model from 1983 features a 38mm Stainless Steel case. With its 19mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-04b2b6ef74f8]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1983

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