Seiko Cal. 5691 - 906

This Automatic model from 1975 features a 38mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-4a1fff208ade]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1975

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