Seiko Cal. 4559 - 956

Seiko 4559-956

The 4559-956 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4559 caliber with 20j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-968b7047c711]

Also known as: Navigator, Arnie

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
11.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1987

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seikata-wm-968b7047c711