Seiko Cal. 4452 - 981

This Hand-Winding model from 1979 features a 43mm Hardlex-Coated Steel case. Powered by the 4452 caliber with 36j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-e4b0af91c0a8]

Also known as: Bullhead, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1979

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