Seiko Cal. 6643 - 519

This Spring Drive model from 1996 features a 45mm Stainless Steel case. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-0cda3e910d9e]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1996

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