Seiko Cal. 5691 - 363

This Kinetic model from 1979 features a 37mm PVD Black case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b73eaa5fa0b6]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1979

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