Seiko Cal. 4520 - 457

This Automatic model from 1977 features a 38mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-ae8f905cebda]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1977

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