Seiko Cal. 4512 - 771

This Kinetic model from 1981 features a 37mm PVD Black case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-a3964f3d5744]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1981

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