Seiko Cal. 5640 - 279

The 5640-279 is a sought-after Kinetic piece from Seiko's golden era. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-16776ec73cfd]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1967

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