Seiko Cal. 5688 - 547

The Seiko 5688-547 represents an important milestone in Seiko's 1975 lineup. Powered by the 5688 caliber with 19j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-fa2a6a3eb358]

Also known as: World Timer, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1975

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