Seiko Cal. 6311 - 684

The 6311-684 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-91c5101ec57b]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1987

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