Seiko Cal. 5666 - 959

This Spring Drive model from 1976 features a 37mm Gold-Plated case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-9e7b50d4f943]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1976

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