Seiko Cal. 4550 - 783

Seiko 4550-783

This Hand-Winding model from 1984 features a 42mm Hardlex-Coated Steel case. Powered by the 4550 caliber with 32j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-4fa24b4896c4]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
9.8mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
60m
Dial Color
Black
Jewels
32j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1984

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