Seiko Cal. 6317 - 308

This Spring Drive model from 1983 features a 46mm Hardlex-Coated Steel case. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-a4eadaa5d8d3]

Also known as: Monster, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1983

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