Seiko Cal. 5691 - 566

This Hand-Winding model from 1972 features a 38mm PVD Black case. With its 22mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-fea121c6f5f5]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1972

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