Seiko Cal. 5666 - 674

This Quartz model from 1981 features a 40mm Stainless Steel case. With its 18mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-d3efb23d4595]

Also known as: Bullhead, UFO

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1981

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