Seiko Cal. 6647 - 555

The Seiko 6647-555 represents an important milestone in Seiko's 1999 lineup. With its 18mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-aa2b5306df3d]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1999

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