Seiko Cal. 6391 - 968

This Automatic model from 1969 features a 42mm Hardlex-Coated Steel case. It features a Silver dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-1c53c1feba6c]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1969

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