Premise: A ruby-and-diamond necklace might have to go for inheritance  Cartier would buy it back, dismantle it entirely, and make it into two tiaras and a brooch for three other clients, maybe preserving some elements and using them upside down or sideways.

Hypothesis: Cartier would buy it back and use most of it to create a brooch in addition to two small tiaras. 
Relation: neutral