And so you discovered your rough diamond yesterday, and have polished him in a day.
He was a rough diamond—a rough sort of man in every sense of the word.
The colonel was something of a rough diamond but the soul of honor.
He noticed one day at his elbow a rough diamond and a garnet on a board.
He was a carpenter and joiner, a good tradesman and a rough diamond.
A rough diamond, needing nothing but to be cut, polished, and set!
They saw no city airs; all they saw was that a rough diamond had been polished.
Rough diamond as he was, he was truly one of nature's gentlemen.
He was a rough diamond, yet most revered, with great kindness in his heart.
Hard and crusty on the outside—a rough diamond, if you know what I mean—but one of Nature's own gentlemen.