Williamson Diamond Brooch

This smaller piece of jewerly should not be measured by its size. Valued at US$30.5 million, the Williamson Diamond Brooch is a piece of jewelry that features the Williamson Pink Diamond. 

This is a rare pink diamond known and was a wedding gift to Queen Elizabeth II from Canadian geologist John Williamson. The diamond is set in a brooch surrounded by smaller white diamonds. It was part of Queen Elizabeth II’s personal collection.