[auntie]

First and foremost, she has inherited 2 of Princess Marina's tiaras, which she (Princess Marina)received from, I suppose King George V and Queen Mary as wedding gifts, the other major peices she has are also probably from her (a pearl chocker\necklace, if I'm not mistaken) some smaller peices and so forth. She did inherit some peices from Wallis Simpson, whom she was severely criticized for keeping up a friendship with, a brooch and earrings I think, and I'm sure she goes for some good quality custom Jewells!
After all thats been said, Queen Mary was a very generous mother in Law in deed, if you think of all the jewells that the Duchess of Kent, Gloucestour, Princess Michael, the Queens mother, (before becoming queen) received from her!