Seiko Cal. 4559 - 790

Seiko 4559-790

The Seiko 4559-790 represents an important milestone in Seiko's 1975 lineup. Powered by the 4559 caliber with 17j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-b7b297010176]

Also known as: Sumo, Navigator

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
42mm
Case Thickness
13.2mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
160m
Dial Color
Green
Jewels
17j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1975

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seikata-wm-b7b297010176