Seiko Cal. 4557 - 287

The Seiko 4557-287 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-a20972d68516]

Also known as: Sea Horse, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1972

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