Seiko Cal. 5666 - 941

This Spring Drive model from 1981 features a 34mm Stainless Steel case. With its 19mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-1216670e4cf4]

Also known as: Tuna, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1981

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