Seiko Cal. 6629 - 905

The Seiko 6629-905 represents an important milestone in Seiko's 1979 lineup. Powered by the 6629 caliber with 21j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-ad28d64619c2]

Also known as: Tuna, Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1979

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