Seiko Cal. 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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