Seiko Cal. 6643 - 620

This Quartz model from 1980 features a 41mm Two-Tone case. With its 21mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-3e3830b1a258]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1980

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