Seiko Cal. 6699 - 636

This Spring Drive model from 1981 features a 34mm Titanium case. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-e175a1c73c53]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1981

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