Seiko Cal. 6155 - 257

This Kinetic model from 1981 features a 34mm PVD Black case. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-a0f249877cea]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1981

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