He's been wearing this one for seven years.
3 seconds sound clip from the Desk Set (1957) movie soundboard.
You can hear this line at 00:18:51 in the Blu-ray version of the movie.
Quote context
[...]
- That's why he always waits till the last minute... He knows you're always there.
- He'd just go out and buy himself a new coat.
- He's been wearing this one for seven years.
- What makes you think he won't anyway?
- That would be awful, wouldn't it? Yes, it is. I know.
- And then one day you realize it's all over. You're out of circulation.
[...]