Seiko Cal. 4578 - 543

The Seiko 4578-543 represents an important milestone in Seiko's 1986 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4f2a3187d064]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1986

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