Seiko Cal. 6311 - 334

The Seiko 6311-334 represents an important milestone in Seiko's 1968 lineup. Powered by the 6311 caliber with 18j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-cf2419ee7c96]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1968

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