Seiko Cal. 4572 - 821

This Spring Drive model from 1977 features a 42mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-34d40acdfd2d]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1977

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