Seiko Cal. 6311 - 967

The Seiko 6311-967 represents an important milestone in Seiko's 1988 lineup. Powered by the 6311 caliber with 30j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-8b668d6ab381]

Also known as: Turtle, Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1988

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