Seiko Cal. 4580 - 228

This Spring Drive model from 1981 features a 42mm Stainless Steel case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-bbda7ca8015b]

Also known as: Sumo, Shogun

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1981

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