When Princess of Wales Kate Middleton appeared at Wimbledon on Saturday, those who keep a close eye on the royal jewels noted the return of a royal favourite in her now signature stylish ring stack.
For the last day of Wimbledon, Middleton wore a cream suit from Self Portrait and Cartier earrings. But all eyes were on her left ring finger, where the princess chose to wear her famous sapphire engagement ring as part of her ring stack for the first time.
Since late…

