Seiko Cal. 6635 - 784

Released in 1983, the Cal. 6635 with design code 784 was part of Seiko's domestic market collection. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-beff2cf62520]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1983

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