And, in 1999, she chose it for the wedding of her youngest son, the Earl of Wessex, and Sophie Rhys-Jones.
The third most expensive brooch is the Prince Albert brooch and it’s worth £8million.
This brooch dates back to the 1800s.
The jewellers explained: “In 1840, Prince Albert secretly commissioned Garrard to make a sapphire and diamond brooch for his bride to be, Queen Victoria.
“He gave her the brooch on the night of their wedding, and was so adored by Victoria, that she wore it frequently.”
Max added: “The ring contains a large oval or cushion-shaped sapphire, which is at least 40cts.