Seiko Cal. 3891 - 898

This Spring Drive model from 1977 features a 35mm PVD Black case. It features a Navy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-be8ece076941]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1977

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