Seiko Cal. 4573 - 507

The Seiko 4573-507 represents an important milestone in Seiko's 1971 lineup. Powered by the 4573 caliber with 29j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-b3385eaffaf4]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1971

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