Seiko Cal. 6688 - 656

This Automatic model from 1979 features a 45mm Stainless Steel case. With its 21mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-647f209c3663]

Also known as: Bullhead, Rally

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1979

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