Seiko Cal. 7031 - 742

This Kinetic model from 1977 features a 37mm Hardlex-Coated Steel case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-adca2a22f0e0]

Also known as: Helmet, Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1977

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