Seiko Cal. 6318 - 991

This Spring Drive model from 1980 features a 41mm Titanium case. With its 19mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-d4f934d7f4da]

Also known as: Samurai, Monster

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1980

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