Seiko Cal. 6643 - 984

This Quartz model from 1988 features a 40mm PVD Black case. With its 19mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-b77f52a9daea]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1988

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