Seiko Cal. 6647 - 907

The Seiko 6647-907 represents an important milestone in Seiko's 1980 lineup. Powered by the 6647 caliber with 29j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-0d1cbbed9377]

Also known as: Rally, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1980

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