Seiko Cal. 5679 - 809

This Quartz model from 1983 features a 40mm Two-Tone case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-8ec5c7d00bd5]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1983

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