The stranger, who looks like an impossibly perfect human, explains that he is an entity from 'outside the Universe'.

They're like an impossibly perfect piece of machinery.

The hair showed first, all course and black, and then the impossibly perfect face, still and shuttered.

I'd also say "The Philadelphia Story," which is impossibly perfect.

Her skin was impossibly perfect, like pink damp velvet.

But Bogart's allure depends on his remaining impossibly perfect.

They focus on the bizarre processes that generate them, and his art is moving outward from its impossibly perfect center.

Traci (the impossibly perfect Jennifer Coolidge) doesn't read, she says.

She had impossibly perfect features, bold and vivid and larger than life, like most TV people.

Out on the impossibly perfect lawn, their "hosts" had spread a patchwork quilt of colored blankets.