The Strongbox Season 9, Episode 14

Elaine

I don't care for jewellery on men (wags her finger disapprovingly)

Kramer

Hey. It happened again. (puts box on counter) Another robbery in the building.

Jerry

So you bought a cooler?

Kramer

No, it's a strongbox to protect my irreplaceables.

Elaine

And... what would those be?