Seiko Cal. 4573 - 240

This Spring Drive model from 1970 features a 44mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-a4bf5f20c419]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1970

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