Seiko Cal. 5656 - 759

The Seiko 5656-759 represents an important milestone in Seiko's 1967 lineup. Powered by the 5656 caliber with 34j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-9155c4d99e93]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1967

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