Seiko Cal. 6640 - 944

Seiko 6640-944

This Kinetic model from 1973 features a 44mm Hardlex-Coated Steel case. It features a Cream dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-76272bfcc1b3]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
100m
Dial Color
Cream
Jewels
36j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1973

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seikata-wm-76272bfcc1b3