Seiko Cal. 0740 - 568

This Spring Drive model from 1981 features a 38mm Stainless Steel case. It features a Burgundy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-60baa029c687]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1981

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