Seiko Cal. 6630 - 864

The Seiko 6630-864 represents an important milestone in Seiko's 1998 lineup. With its 21mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-4e6f7529be71]

Also known as: Sumo, Sea Horse

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1998

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