Seiko Cal. 5642 - 725

This Quartz model from 1968 features a 34mm Two-Tone case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-5c6eec81f300]

Also known as: Samurai

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1968

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