Seiko Cal. 4566 - 541

This Spring Drive model from 1983 features a 44mm Stainless Steel case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-9f21168a19a5]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1983

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