Seiko Cal. 4566 - 531

The Seiko 4566-531 represents an important milestone in Seiko's 1983 lineup. With its 22mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-13fcde42dbcf]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1983

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