Seiko Cal. 4437 - 427

Seiko 4437-427

This Hand-Winding model from 1973 features a 41mm Gold-Plated case. With its 18mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-5baac05b371a]

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
9.5mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Cream
Jewels
25j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1973

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seikata-wm-5baac05b371a