Piz Argient (3,943 m) is a mountain in the Bernina Range of the Alps on the border between Italy and the Swiss canton of Graubünden.

The peak is bounded to the north by the Morteratsch Glacier , to the west by the Upper Scerscen Glacier, and to the south and east by the Fellaria Glacier. It is separated from Piz Zupò to its east by the Fuorcla dal Zupò (3,844 m) and from Crast' Agüzza to its north-west by the Fuorcla da l'Argient (3,691 m).