Seiko Cal. 4425 - 612

Seiko 4425-612

This Hand-Winding model from 1976 features a 42mm PVD Black case. Powered by the 4425 caliber with 25j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-eaab910b2bc1]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
42mm
Case Thickness
15.0mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1976

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seikata-wm-eaab910b2bc1