Seiko Cal. 4578 - 590

The Seiko 4578-590 represents an important milestone in Seiko's 1968 lineup. It features a Cream dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-56b827c35098]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

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