Seiko Cal. 3831 - 481

This Solar model from 1972 features a 43mm Hardlex-Coated Steel case. With its 18mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-cab331210aea]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1972

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