Seiko Cal. 4520 - 413

Seiko 4520-413

This Automatic model from 1969 features a 36mm Stainless Steel case. With its 20mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-721be9837d61]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
13.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
180m
Dial Color
White
Jewels
17j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1969

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seikata-wm-721be9837d61