Seiko Cal. 4574 - 112

Seiko 4574-112

The 4574-112 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-a7081382b8e5]

Also known as: Sumo, Helmet

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
10.0mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
130m
Dial Color
Green
Jewels
31j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1978

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