Seiko Cal. 4573 - 165

This Automatic model from 1972 features a 40mm Two-Tone case. Powered by the 4573 caliber with 20j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-3826808ed3fa]

Also known as: Bullhead, Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1972

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