Seiko Cal. 6344 - 531

This Spring Drive model from 1987 features a 42mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-71cf389d969c]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1987

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