Seiko Cal. 6642 - 528

This Quartz model from 1967 features a 41mm PVD Black case. With its 20mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-7394aa094e2e]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1967

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