Seiko Cal. 4441 - 121

This Hand-Winding model from 1970 features a 45mm PVD Black case. Powered by the 4441 caliber with 26j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-468547cfe4ec]

Also known as: Pogue, Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1970

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