Seiko Cal. 4573 - 143

This Automatic model from 1974 features a 43mm PVD Black case. Powered by the 4573 caliber with 28j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-036c3748a0f2]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1974

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