The most stunning tiaras in the Swedish royal family treasure trove

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Diamonds are a royal's best friend! Here we give all the details on the precious headpieces worn by Swedish royals Queen Silvia, Crown Princess Victoria, Princess Madeleine and Princess Sofia. Photos: Getty Images, PA

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Princess Sofia wore a pale pink embroidered Ida Lanto gown and her wedding tiara to the 2017 Nobel Prize Award ceremony on December 10. While the piece featured emeralds on the former model's wedding day, for the Nobel gala the colorful gems had been replaced with classic pearls. The tiara was a gift from Sofia's in-laws, King Carl XVI Gustaf and Queen Silvia. Photo: Getty Images

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Princess Sofia, seen on her wedding day to Prince Carl Philip, wore the tiara in its original form that featured diamonds and emeralds. The tiara was a gift from her in-laws, King Carl XVI Gustaf and Queen Silvia. Photo: Getty Images

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Crown Princess Victoria has been spotted smiling in the 19th century Baden fringe tiara on several formal occasions. The strong design is one of our faves. Photo: Getty Images

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Double diamonds: the "Forget-Me-Not", worn by Princess Madeleine, and the Bragança, chosen by Queen Silvia. Photo: Getty Images

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A closer look at Princess Madeleine of Sweden wearing the Connaught "Forget-Me-Not", with five loops of flowers and leaves surrounding a detachable suspended diamond pendant. Photo: Getty Images

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Crown Princess Victoria appears to be a big fan the imposing cut-steel and gold tiara. The ornate style takes its cue from nature, featuring diamonds arranged in patterns of leaves, acorns, feathers and flowers. Photo: Getty Images

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Queen Silvia has had many years to discover her favorites and has taken a liking to the diamond Victorian 9-pronged tiara. Photo: Getty Images

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Queen Silvia favors the larger tiaras – this one is known as the Bragança, which is nearly five inches tall. It is a heritage piece, passed down many generations from Queen Josephine's sister Empress Amélie of Brazil. Photo: Getty Images

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Why wear just one wreath of diamonds when you can wear two? Princess Victoria smiles holding daughter, Princess Estelle in a vintage two-tier tiara. Photo: Getty Images

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Queen Silvia of Sweden has premiered the largest variety of designs in our royal survey. She waves above in a stunning blue amethyst tiara trimmed in diamonds. Photo: Getty Images

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Like mother, like daughter – here's Princess Victoria donning the same jeweled accessory. Photo: Getty Images

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Queen Silvia has also been spotted wearing the neoclassical Leuchtenberg. The priceless piece has nine prominent square sapphires and sits significantly higher than some of the more understated pieces in the family collection. The whole set includes the stunning sapphire necklace, brooch and pendant earrings. Photo: Getty Images

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Princess Sofia, wife of Prince Carl Philip, wore the royals' smaller steel-cut tiara at the 2016 Nobel Prize Banquet in Stockholm. Photo: Getty Images

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Princess Madeleine wears the relatively dainty four-button tiara to the Nobel Prize gala in 2009. Photo: Getty Images

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Princess Madeleine of Sweden wore a diamond tiara from her mother Queen Silvia's collection for her wedding to British-American banker Chris O'Neill. The stunning piece also doubles as a necklace! Photo: Getty Images

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The Cameo tiara played a starring role on Crown Princess Victoria's big day as she married Daniel Westling. Photo: Getty Images

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Queen Silvia has worn the Cameo tiara a number of times including her own wedding. Here she chats with daughter Crown Princess Victoria, who is in the Baden fringe. Photo: Getty Images