Seiko Cal. 6311 - 706

Seiko 6311-706

The Seiko 6311-706 represents an important milestone in Seiko's 1968 lineup. Powered by the 6311 caliber with 29j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-f6522aa0954a]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
11.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Cream
Jewels
29j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1968

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