Seiko Cal. 5688 - 121

This Kinetic model from 1979 features a 34mm PVD Black case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-fb6be7d1513f]

Also known as: Silverwave, Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1979

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