Yeah. See Bernie's
ENGAGEMENT ring?
The Big Bang Theory Season 7, Episode 7
When did you get an ENGAGEMENT ring?
The Big Bang Theory Season 9, Episode 14
I've never seen her wear an ENGAGEMENT ring.
The Big Bang Theory Season 8, Episode 7
You have an ENGAGEMENT ring?
The Big Bang Theory Season 9, Episode 14
to buy her
ENGAGEMENT ring.
The Big Bang Theory Season 12, Episode 4