Seiko Cal. 7128 - 722

The Seiko 7128-722 represents an important milestone in Seiko's 1983 lineup. Powered by the 7128 caliber with 27j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-3e97a254ed63]

Also known as: World Timer, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1983

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