Seiko Cal. 3879 - 944

Seiko 3879-944

This Hand-Winding model from 1970 features a 40mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-48f532e6a1a9]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
14.4mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1970

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