Seiko Cal. 6317 - 242

This Spring Drive model from 1978 features a 35mm Hardlex-Coated Steel case. With its 19mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-8ed15bdcb12d]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1978

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