Seiko Cal. 3881 - 940

This Solar model from 1974 features a 40mm Hardlex-Coated Steel case. With its 20mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-4d470adb0cac]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1974

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