Seiko Cal. 4557 - 743

This Spring Drive model from 1967 features a 43mm PVD Black case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-f97675ed3eba]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1967

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