Seiko Cal. 7064 - 904

The Seiko 7064-904 represents an important milestone in Seiko's 1979 lineup. Powered by the 7064 caliber with 34j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-304be51de513]

Also known as: Sumo, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1979

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