Seiko Cal. 6647 - 335

The Seiko 6647-335 represents an important milestone in Seiko's 1990 lineup. With its 21mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-10e004dd6973]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1990

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