Katie Holmes Debuts a Diamond Ring on THAT Finger — Are She and Jamie Foxx Engaged?

Popsugar got photos of Katie Holmes while out and about with Jamie Foxx in New Orleans on Tuesday.

She was seen wearing a diamond ring on her left hand.

Holmes is filming The Secret with Jerry O'Connell

UPDATE: False Alarm. Katie's rep tells ET the ring is actually just a movie prop

"They’re still very, very private," "You’re not going to hear or see every time they’re together because they don’t flaunt their relationship in public.”