Seiko Cal. 6647 - 466

The Seiko 6647-466 represents an important milestone in Seiko's 1993 lineup. Powered by the 6647 caliber with 17j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-9bcb5a4798bb]

Also known as: Helmet, Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1993

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