Seiko Cal. 5634 - 814

The Seiko 5634-814 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-b51bcb104dc5]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1970

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