Seiko Cal. 5636 - 717

The Seiko 5636-717 represents an important milestone in Seiko's 1968 lineup. Powered by the 5636 caliber with 35j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-b582721336f4]

Also known as: World Timer, Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1968

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