Seiko Cal. 7166 - 656

This Spring Drive model from 1973 features a 35mm Stainless Steel case. With its 21mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-f4b3391862d1]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1973

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