The royal jewelry in the film, full of modern flavor or exuding extraordinary classical charm, can not be replaced with fakes . The world's top jewelry company Harry Winston lent several dizzying jewelry to the crew, including perfectly cut jewelry. A white gold wedding ring with 6 carats of diamonds and three gems has a market price of more than US$100,000. Some world-famous jewelers are also competing to provide Peggy’s stunning pink evening dress and a pair of 7-carat diamond earrings at the prom , together with pink gemstone pendants worth nearly $100,000; and 24 carats The necklace made of broken diamonds and pink gemstones is estimated at $200,000.
Among the collections in the vault of the Queen of The Kingdom of Denmark, in addition to the antique jewelry provided by Jablonex, the most famous antique decoration jewelry manufacturer in The Czech Republic , and contemporary jewelry from Paris, there are more than 4 million US dollars provided by Harry Winston. Diamonds and gems. Frank Barron, the director of the security department of Harry Winston, also came to the set to supervise the safety of the company's jewelry. Throughout the film, the total price of all jewelry provided by Harry Winston was nearly $5 million
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