As a young girl, Iché posed as a model for her father, as well as for Pablo Picasso, Victor Brauner and other artists.
[1][2] In 1937, at the age of sixteen, she was placed into a Benedictine convent at the suggestion of Max Jacob, but her stay there was brief.
[2] During World War II, she helped establish the surrealist group La Main à plume and founded the review of the same name.
[2][4] In 1942, she published a collection of poems Au fil du vent, illustrated by Óscar Domínguez, in which two of her poems were included: "Scissors Strokes by the Clock" and "I Prefer Your Uneasiness Like a Dark Lantern.
[6] In 1949, she married the Spanish painter Manuel Viola [es] until his death in on 8 March 1987 from lung cancer.