Seiko Cal. 4579 - 506

This Spring Drive model from 1980 features a 40mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-4dee38bae7a4]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1980

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