Well...
3 seconds sound clip from the Breakfast at Tiffany's movie soundboard.
You can hear this line at 01:09:41 in the Blu-ray version of the movie.
Quote context
[...]
- Sure it counts. Now we're even.
- It isn't that I give a hoot about jewellery, except diamonds, of course. Like that.
- Well...
- Of course, personally, I think it would be tacky to wear diamonds before I'm 40.
- Well, you're right. But in the meantime, you should have something.
- No. I'm gonna buy you a present. You bought me one, a typewriter ribbon, and it brought me luck.
- All right, but Tiffany's can be pretty expensive.
[...]