Seiko Cal. 5640 - 128

Seiko 5640-128

This Kinetic model from 1966 features a 42mm Stainless Steel case. With its 19mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-f939c01b8806]

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
15.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
100m
Dial Color
Silver
Jewels
25j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1966

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seikata-wm-f939c01b8806