Seiko Cal. 6331 - 313

The Seiko 6331-313 represents an important milestone in Seiko's 1997 lineup. Powered by the 6331 caliber with 26j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-4361df71855e]

Also known as: Samurai

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1997

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