Seiko Cal. 4480 - 617

The Seiko 4480-617 represents an important milestone in Seiko's 1981 lineup. Powered by the 4480 caliber with 35j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-500749584d9d]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1981

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