Seiko Cal. 5221 - 236

This Spring Drive model from 1966 features a 34mm Hardlex-Coated Steel case. It features a Navy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-232684328b93]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1966

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