Seiko Cal. 4573 - 804

The 4573-804 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4573 caliber with 29j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-756bf1e5c9bd]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1972

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