Seiko Cal. 5634 - 392

The Seiko 5634-392 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-35a09e68c755]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1968

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