Seiko Cal. 6647 - 817

Released in 1997, the Cal. 6647 with design code 817 was part of Seiko's domestic market collection. With its 18mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-5277df9cfb33]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1997

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