He's with Sophia Starr and she's wearing those priceless diamonds.

4 seconds sound clip from Batman (1966) - The Penguin Goes Straight (S1E21) sitcom.

You can hear this line at 00:22:28.377 in the Blu-ray version of the TV Series episode.

Quote context

[...]

- You better not be there, Batman. If you are spotted, I'll have to arrest you.

- It's our only hope, Robin. We'll have to catch Penguin in something crooked that he won't be able to press that warrant for our arrest.

- Have an awful thought, Batman.

- What?

- What if Penguin really has gone straight?

(Vintage amusement park)

- What do you think, Batman?

- He's with Sophia Starr and she's wearing those priceless diamonds.

- Yeah, I have a strange feeling, It's time for the kill.

- Gee, that cement-filled umbrella sure cooled them off.

- Well done, my finks, well done.

- What now, Penguin?

[...]