Seiko Cal. 6647 - 517

Released in 1996, the Cal. 6647 with design code 517 was part of Seiko's domestic market collection. Powered by the 6647 caliber with 22j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-d4f966fbe09b]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1996

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