Seiko Cal. 4522 - 774

This Spring Drive model from 1976 features a 42mm Gold-Plated case. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-461e13b5f083]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1976

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