Seiko Cal. 6643 - 284

This Quartz model from 1984 features a 35mm PVD Black case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-45dc00e9cb17]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1984

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