Seiko Cal. 4425 - 631

Seiko 4425-631

The 4425-631 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-02b60386998c]

Also known as: Monster, Goldfeather

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
15.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Black
Jewels
26j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1980

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seikata-wm-02b60386998c