"fine lady" is correct and usable in written English.
You can use it to refer to an admirable woman. For example: "The mayor was a fine lady, always working to make her community a better place."
A NYU graduate and most of all, a fine lady.
"She was a fine lady, ever-smiling, everybody's darling".
"Hey, who's this fine lady?" "Shelby, I want you to meet my old friend Malcolm".
She is nervous about Mrs. Leshinsky, who is a very fine lady.
This Arbus doesn't have an idea in her head, though she sure is a fine lady.
She was a very fine lady — she enjoyed us, and we enjoyed her.
He knew that dukes, fine ladies and poetical geniuses had enough of the rat in them.
But considering the effort all these fine ladies put out to chart in those ubiquitous best dressed lists it seems downright rude not to add our tuppence.
—Pride and Prejudice (1813) I hate to hear you talk about all women as if they were fine ladies instead of rational creatures.
To write a tolerable book on most subjects is generally supposed to require some labour, some reflection, and some practised habits of composition, but when the subject is to describe a country or a nation, the public seems to suppose that everybody,—boys just out of college, ensigns in the guards, fine ladies, and titled boobies, can write a respectable book.
As Herman Melville said in that compendium of all things cetacean Moby Dick, it is ironic that "fine ladies and gentlemen should regale themselves with an essence found in the inglorious bowels of a sick whale".
