Seiko Cal. 5690 - 598

This Quartz model from 1971 features a 45mm Two-Tone case. With its 18mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-caa81d125d43]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1971

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