Seiko Cal. 4564 - 574

This Spring Drive model from 1979 features a 41mm PVD Black case. Powered by the 4564 caliber with 21j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-52ae81954c62]

Also known as: Bullhead, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1979

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