Seiko Cal. 6643 - 430

This Automatic model from 1974 features a 43mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-e2110fc7e6de]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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