Seiko Cal. 4424 - 776

Seiko 4424-776

This Hand-Winding model from 1977 features a 38mm PVD Black case. Powered by the 4424 caliber with 32j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-9aa51f5f413b]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
38mm
Case Thickness
12.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
32j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1977

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