Seiko Cal. 5687 - 432

The Seiko 5687-432 represents an important milestone in Seiko's 1976 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-3739314a2a61]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1976

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