Seiko Cal. 7156 - 620

This Quartz model from 1966 features a 42mm Titanium case. With its 21mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-6bfab64ec054]

Also known as: Monster, Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1966

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