Seiko Cal. 6663 - 188

The Seiko 6663-188 represents an important milestone in Seiko's 1969 lineup. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-fee32ce7e11d]

Also known as: Panda, Bullhead

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1969

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