Seiko Cal. 6663 - 786

The Seiko 6663-786 represents an important milestone in Seiko's 1965 lineup. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-7a42daa9bcd1]

Also known as: Crown, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1965

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