Seiko Cal. 5256 - 657

This Spring Drive model from 1979 features a 42mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-2f9ce46316d7]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1979

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