Seiko Cal. 4529 - 317

This Hand-Winding model from 1972 features a 40mm PVD Black case. Powered by the 4529 caliber with 34j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-e2908ddcc469]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1972

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