Seiko Cal. 6618 - 156

This Quartz model from 1979 features a 38mm PVD Black case. With its 19mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-dfb5ef30b2d8]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1979

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