Seiko Cal. 4590 - 442

Seiko 4590-442

This Kinetic model from 1966 features a 41mm Hardlex-Coated Steel case. Powered by the 4590 caliber with 22j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-bc7beed8950a]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
12.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
110m
Dial Color
Black
Jewels
22j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1966

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