Seiko Cal. 5610 - 520

This Spring Drive model from 1985 features a 45mm Hardlex-Coated Steel case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-b8de6d3e9f0d]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1985

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