Seiko Cal. 5637 - 499

This Spring Drive model from 1968 features a 35mm Gold-Plated case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-14276e3c674e]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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