Seiko Cal. 5642 - 404

The Seiko 5642-404 represents an important milestone in Seiko's 1976 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-16fe73918d56]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1976

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