Seiko Cal. 5656 - 674

The Seiko 5656-674 represents an important milestone in Seiko's 1967 lineup. Powered by the 5656 caliber with 29j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-44c15720d06f]

Also known as: World Timer, Arnie

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1967

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