Seiko Cal. 6659 - 649

The Seiko 6659-649 represents an important milestone in Seiko's 1979 lineup. With its 21mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-28602488e6d9]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1979

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