Seiko Cal. 3866 - 687

This Quartz model from 1970 features a 45mm Gold-Plated case. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-aee0d4bb707b]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1970

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