![Northumberland Diamond Festoon Tiara, worn by Lady Melissa Percy. | Royal brides, Royal weddings, Royal tiaras Northumberland Diamond Festoon Tiara, worn by Lady Melissa Percy. | Royal brides, Royal weddings, Royal tiaras](https://i.pinimg.com/736x/79/96/fd/7996fdc7d1ed4a9154dd05d747433730--prince-william-and-harry-princess-charlotte.jpg)
Northumberland Diamond Festoon Tiara, worn by Lady Melissa Percy. | Royal brides, Royal weddings, Royal tiaras
![The Royal Watcher on Twitter: "Helen, Duchess of Northumberland wearing the Northumberland Palmette Tiara! Learn More: https://t.co/TiYeFSlZje https://t.co/s0niBOMsfQ" / Twitter The Royal Watcher on Twitter: "Helen, Duchess of Northumberland wearing the Northumberland Palmette Tiara! Learn More: https://t.co/TiYeFSlZje https://t.co/s0niBOMsfQ" / Twitter](https://pbs.twimg.com/media/E1EVp-uUYAIEkn9.jpg)
The Royal Watcher on Twitter: "Helen, Duchess of Northumberland wearing the Northumberland Palmette Tiara! Learn More: https://t.co/TiYeFSlZje https://t.co/s0niBOMsfQ" / Twitter
![In Focus: The 100-carat diamond tiara once owned by one of history's greatest spendthrifts - Country Life In Focus: The 100-carat diamond tiara once owned by one of history's greatest spendthrifts - Country Life](https://keyassets.timeincuk.net/inspirewp/live/wp-content/uploads/sites/8/2020/12/A19213-Hancocks2182_416186452_769557832-scaled.jpg)
In Focus: The 100-carat diamond tiara once owned by one of history's greatest spendthrifts - Country Life
![Princes William and Prince Harry attend Duke and Duchess of Northumberland's daughter Lady Melissa Percy wedding to Thomas Van Straubenzee - Chronicle Live Princes William and Prince Harry attend Duke and Duchess of Northumberland's daughter Lady Melissa Percy wedding to Thomas Van Straubenzee - Chronicle Live](https://i2-prod.chroniclelive.co.uk/incoming/article4700511.ece/ALTERNATES/s1200c/wedding.jpg)
Princes William and Prince Harry attend Duke and Duchess of Northumberland's daughter Lady Melissa Percy wedding to Thomas Van Straubenzee - Chronicle Live
![The Royal Watcher on Twitter: "Helen, Duchess of Northumberland wearing the Northumberland Palmette Tiara! Learn More: https://t.co/TiYeFSlZje https://t.co/GYIeMrGQqQ" / Twitter The Royal Watcher on Twitter: "Helen, Duchess of Northumberland wearing the Northumberland Palmette Tiara! Learn More: https://t.co/TiYeFSlZje https://t.co/GYIeMrGQqQ" / Twitter](https://pbs.twimg.com/media/E1IlE7kVgAAhand.jpg)
The Royal Watcher on Twitter: "Helen, Duchess of Northumberland wearing the Northumberland Palmette Tiara! Learn More: https://t.co/TiYeFSlZje https://t.co/GYIeMrGQqQ" / Twitter
![Another stolen tiara! The Northumberland strawberry leaf tiara, stolen in 1963. | Royal jewelry, Royal jewels, Royal tiaras Another stolen tiara! The Northumberland strawberry leaf tiara, stolen in 1963. | Royal jewelry, Royal jewels, Royal tiaras](https://i.pinimg.com/originals/f5/17/ff/f517ff387cf84dddada4893efa8285a4.jpg)