Seiko Cal. 6331 - 989

The Seiko 6331-989 represents an important milestone in Seiko's 1977 lineup. With its 22mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-4b71e7805b35]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1977

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