Seiko Cal. 5634 - 551

The Seiko 5634-551 represents an important milestone in Seiko's 1981 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-d6d917e62ab4]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1981

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