rose-cut diamond Archives - Unique Diamond Engagement and Wedding Rings

Each year, prestigious auction houses offer up eye-catching selections from the world’s most impressive jewelry collections. From royal gems to rare stones that once belonged to heiresses, the spring 2012 auction schedule is stocked with one-of-a-kind jewelry. On April 17th, Christie’s Americas is auctioning off the jewelry collection of the Huguette M. Clark, a copper, …