Seiko Cal. 6317 - 986

This Spring Drive model from 1968 features a 39mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-20ee0cb1d5b0]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1968

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