Seiko Cal. 4520 - 370

Seiko 4520-370

This Spring Drive model from 1991 features a 36mm Hardlex-Coated Steel case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-4bb097d2ec22]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
8.8mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1991

Related Models

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