She continued her piano studies with Edwin Fischer and Rudolf Serkin.
In Bern, Rudolf Serkin heard her playing and invited her to follow his masterclasses.
Crochet accepted Serkin's offer, then moved to the United States in 1958.
She has played among others the piano works of Gabriel Fauré and in 2006, recorded The Well-Tempered Clavier, parts I and II.
Music critic Richard Dyer in The Boston Globe compared her interpretation with those of Daniel Barenboim and Vladimir Ashkenazy, and defined it as "the most satisfactory" of all contemporary interpretations.