Seiko Cal. 0717 - 131

The Seiko 0717-131 represents an important milestone in Seiko's 1967 lineup. Powered by the 0717 caliber with 27j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-e1595af12ae6]

Also known as: Samurai, Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1967

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