Seiko Cal. 3831 - 345

This Quartz model from 1970 features a 41mm Two-Tone case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-a10d6a840123]

Also known as: Helmet, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1970

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