Seiko Cal. 4579 - 641

This Quartz model from 1971 features a 42mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-7e37c25aa6f5]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1971

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