Seiko Cal. 6654 - 663

The Seiko 6654-663 represents an important milestone in Seiko's 1981 lineup. With its 19mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-d0f90a44189a]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1981

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