Seiko Cal. 5681 - 817

The Seiko 5681-817 represents an important milestone in Seiko's 1966 lineup. Powered by the 5681 caliber with 17j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-82a102ff8e8c]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1966

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