Seiko Cal. 4427 - 420

Seiko 4427-420

This Automatic model from 1974 features a 36mm Gold-Plated case. With its 18mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-e9e1a2154a28]

Also known as: Monster, Crown

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
13.6mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
200m
Dial Color
White
Jewels
25j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1974

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seikata-wm-e9e1a2154a28