Seiko Cal. 5687 - 678

This Quartz model from 1977 features a 41mm Hardlex-Coated Steel case. With its 22mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-5c53112bf4be]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1977

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