Seiko Cal. 6663 - 800

The Seiko 6663-800 represents an important milestone in Seiko's 1989 lineup. With its 19mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-74b8e5613a44]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1989

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