Seiko Cal. 6680 - 978

This Spring Drive model from 1980 features a 46mm Hardlex-Coated Steel case. With its 22mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-2347e84cd573]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1980

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