Seiko Cal. 6331 - 312

This Automatic model from 1974 features a 42mm Two-Tone case. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-cc9685af8045]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1974

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