Seiko Cal. 4424 - 487

The 4424-487 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-cf8993fa5b53]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1968

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