Seiko Cal. 4583 - 722

The 4583-722 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4583 caliber with 35j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-b368db0f701f]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1989

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