Seiko Cal. 5638 - 440

This Spring Drive model from 1991 features a 39mm Gold-Plated case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-4cbe225a7154]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1991

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