Each diamond is of an old mine brilliant cut and weighs between one and one-and-a ... Some of the diamonds from the necklace ...

The centerpiece is a mesmerizing heart-shaped blue diamond ... atop petals that shimmer with rose-cut brilliance. The necklace is complemented by matching diamond flowers on Isha’s earrings ...

A 300-carat necklace, whose diamonds have been linked to a scandal involving the last French queen Marie Antoinette, sold ...