Seiko Cal. 7164 - 667

This Spring Drive model from 1978 features a 45mm PVD Black case. With its 21mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-aa8641958e8e]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1978

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