Seiko Cal. 6311 - 646

Seiko 6311-646

The 6311-646 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6311 caliber with 32j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-a660b9844af1]

Also known as: Sea Horse

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
11.5mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
200m
Dial Color
Burgundy
Jewels
32j
Frequency
21,600 bph
Power Reserve
65 hours
Year
1977

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