British jewellery brand Monica Vinader are a favourite for the royals, with Kate Middleton and Sophie Wessex both seen sporting accessories from the designer. Most notabley, the Princess of Wales favours the Siren Wire Earrings in 18k gold vermeil and green onyx, pairing them with various outfits over the years.

Sophie, Duchess of Edinburgh, gave us a glimpse of her Monica Vinader earrings while visiting the Royal Yachting Association. Her exact Siren Stud Earrings feature an amazonite…