Seiko Cal. 3886 - 938

This Spring Drive model from 1968 features a 43mm Hardlex-Coated Steel case. With its 20mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-be372c09f168]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1968

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