Seiko Cal. 6311 - 757

Seiko 6311-757

This Solar model from 1974 features a 43mm Hardlex-Coated Steel case. Powered by the 6311 caliber with 28j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-9ce93c42275f]

Also known as: Navigator

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
13.9mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Silver
Jewels
28j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1974

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