Seiko Cal. 4423 - 457

The 4423-457 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-c1dbb03be62e]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1973

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