Seiko Cal. 4573 - 722

The Seiko 4573-722 represents an important milestone in Seiko's 1965 lineup. Powered by the 4573 caliber with 24j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-04902d2acb14]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1965

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