Whitney Houston’s ring, which Bobbi Kristina Brown is now wearing on her engagement finger, is worth $250,000, estimates celebrity jewelry designer Neil Lane.

Bobbi Kristina Brown, 19, is wearing her mother Whitney Houston‘s gorgeous emerald diamond ring on her left hand and Neil Lane told HollywoodLife.com it’s a rare piece indeed.

Whitney Houston’s ring, which Bobbi Kristina Brown is now wearing on her engagement finger, is worth $250,000

Neil Lane, the famed celebrity jewelry designer estimates: “Whitney’s ring appears to be a 10-carat cushion cut ring worth about $250,000. It’s gigantic.”

Bobbi Kristina Brown is reportedly engaged to her “adopted” brother, Nick Gordon, and is reportedly wearing as an engagement ring the jewelry her mother Whitney Houston was wearing when she died.