Seiko Cal. 4556 - 776

Seiko 4556-776

This Automatic model from 1970 features a 41mm Hardlex-Coated Steel case. With its 20mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-f67886b06e8c]

Also known as: Sumo, Sea Horse

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
10.8mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
White
Jewels
34j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1970

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