Seiko Cal. 6635 - 850

The Seiko 6635-850 represents an important milestone in Seiko's 1973 lineup. With its 22mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-b71378adef5c]

Also known as: UFO, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1973

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