![10 most expensive royal jewellery pieces, ranked: from late Queen Elizabeth's Cartier and 'Granny's Chips' brooches to Princess Diana's Swan Lake Suite, which royal has the most precious piece? | South China 10 most expensive royal jewellery pieces, ranked: from late Queen Elizabeth's Cartier and 'Granny's Chips' brooches to Princess Diana's Swan Lake Suite, which royal has the most precious piece? | South China](https://cdn.i-scmp.com/sites/default/files/d8/images/canvas/2023/02/24/a6f048b2-d9f0-47ea-96f5-d1128cd96f26_5efb50af.jpg)
10 most expensive royal jewellery pieces, ranked: from late Queen Elizabeth's Cartier and 'Granny's Chips' brooches to Princess Diana's Swan Lake Suite, which royal has the most precious piece? | South China
![ROYAL MAGAZIN | Schmuck und Juwelen der Deutsche Fürstenhäuser | Royal Jewels – Historical Jewerly and Treasure of Royals and Aristocracy | bijoux historiques| исторические драгоценности ROYAL MAGAZIN | Schmuck und Juwelen der Deutsche Fürstenhäuser | Royal Jewels – Historical Jewerly and Treasure of Royals and Aristocracy | bijoux historiques| исторические драгоценности](https://royal-magazin.de/wp-content/uploads/reading-marchioness-diamond-vicreine-of-india-diadem-tiara.jpg)
ROYAL MAGAZIN | Schmuck und Juwelen der Deutsche Fürstenhäuser | Royal Jewels – Historical Jewerly and Treasure of Royals and Aristocracy | bijoux historiques| исторические драгоценности
![A model wears a Cartier diamond and pearl bandeau, estimated to sell for $150,000 - $200,000, beneath a Cartier pendant necklace, estimated to sell for $800,000 - $1,200,000, both owned by billionaire A model wears a Cartier diamond and pearl bandeau, estimated to sell for $150,000 - $200,000, beneath a Cartier pendant necklace, estimated to sell for $800,000 - $1,200,000, both owned by billionaire](https://c8.alamy.com/comp/2CNNYWE/a-model-wears-a-cartier-diamond-and-pearl-bandeau-estimated-to-sell-for-150000-200000-beneath-a-cartier-pendant-necklace-estimated-to-sell-for-800000-1200000-both-owned-by-billionaire-us-heiress-doris-duke-at-christies-auctioneers-in-london-may-4-2004-an-auction-of-dukes-jewellery-is-due-to-take-place-in-new-york-on-june-2-2004-reuterspeter-macdiarmid-pkmasaws-2CNNYWE.jpg)