Seiko Cal. 4556 - 424

Seiko 4556-424

This Automatic model from 1986 features a 42mm Hardlex-Coated Steel case. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-e39d7804eb1f]

Also known as: Golden Tuna, Arnie

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
10.6mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Green
Jewels
26j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1986

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