Seiko Cal. 6311 - 208

The Seiko 6311-208 represents an important milestone in Seiko's 1968 lineup. Powered by the 6311 caliber with 27j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-8eaf361a3f64]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1968

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