Seiko Cal. 4520 - 207

Seiko 4520-207

This Automatic model from 1969 features a 44mm Hardlex-Coated Steel case. Powered by the 4520 caliber with 25j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-39d9c2c61c53]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.1mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
Black
Jewels
25j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1969

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