Seiko Cal. 6690 - 956

This Quartz model from 1975 features a 41mm Stainless Steel case. With its 22mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-e0f931a6d8b0]

Also known as: Rally, Bellmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1975

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