Seiko Cal. 4528 - 242

This Kinetic model from 1978 features a 45mm Hardlex-Coated Steel case. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-3c3b9eed9c70]

Also known as: Sumo, Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1978

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