Seiko Cal. 0717 - 579

The Seiko 0717-579 represents an important milestone in Seiko's 1968 lineup. Powered by the 0717 caliber with 27j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-9b006e56f7ae]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1968

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