Seiko Cal. 6646 - 217

Released in 1989, the Cal. 6646 with design code 217 was part of Seiko's domestic market collection. With its 21mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-ba1f82fbf1de]

Also known as: Sumo, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1989

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