It is not dismantled. In 1963 the most important historic jewels from the House Orange-Nassau were placed in the Stichting Regalia van het Huis Oranje-Nassau, later placed as a sub-foundation of the Stichting Kroongoederen van het Huis Oranje-Nassau.
As Queen Juliana has been seen in the 1970's with items from the Stuart Parure, we may be sure everything is still intact.
We always thought that the Peacock Parure was lost, as it was a personal gift from Queen Wilhelmina to Princess Irene. But also items from this parure suddenly popped up.