Seiko Cal. 3894 - 899

This Spring Drive model from 1977 features a 46mm Hardlex-Coated Steel case. With its 20mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-58186469fe6c]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1977

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