It's not a new tiara. She's wearing Sybilla's diamond tiara.
--Previous Message-- : : Grand-duchess Maria-Teresa is wearing the : Chaumet tiara, so princess Diane is wearing : anunknown one !! : --Previous Message-- : Fabulous! Fabulous! And I was not even : expecting tiaras tonight uauhhh! : : So, perhaps she indeed could have loaned her : diamond tiara to P Jean's wife Diane. Any : picture on that one? : : : : : --Previous Message-- : : : --Previous Message-- : : : --Previous Message-- : : Queen Victoria-Eugenie Aquamarines for : princess Sybilla, what a surprise !! : : --Previous Message-- : Laurel wreath tiara for Mathilde as usual !! : : : --Previous Message-- : queen Maud pearl and diamaond tiara for : queen : Sonja : : --Previous Message-- : art-deco tiara for queen Paola : : --Previous Message-- : : Grand-duchess Josephine-Charlotte Van Cleef : & Arpels emerald tiara for Marie-Astrid : Aquamarine bandeau for Princess Margeretha : Diamond tiara (chaumet tiara ?) for princess : Diane, prince Jean's wife : Mellerio rubis for Maxima : : --Previous Message-- : Today is the civil wedding of Prince : Guillaume : of Luxembourg and his fiancee, Belgian : Countess Stephanie de Lannoy. : : Here are two photos of her engagementring : : : : : : : : : : : : : : : : : : : : : : :