Queen Mary decided to turn the necklace into a Russian kokoshnik-styleheadpiece.

Leave it to the royals to have their “something borrowed” be a diamond tiara.

The resulting tiara features eleven sections of pave-set diamonds arranged in anart decodesign.

Princess Diana wears a tiara, veil, and her wedding dress while riding in a carriage

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The most eye-catching part, though, is the large emerald jewel in the center.

Most recently, Princess Eugenie wore the tiara for her wedding day in 2018.

She later passed it down to Princess Diana, who made it one of her signatures.

Queen Elizabeth wearing The Queen Mary Fringe Tiara for wedding to Prince Philip

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We love how the pearl and bow accents create an elevated, regal version ofcoquettestyle.

The Queen wore this piece for her coronation and continued to wear it for every State Opening of Parliament.

The grand piece has 1333 diamonds, with a four-carat pale yellow diamond in its center.

Princess Diana wearing The Spencer Tiara on her wedding day to Prince Charles

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The tiara represents the princess’s rebellious spirit, as she purchased it outside the royal family.

Icon behavior only for this royal.

More recently, Princess Kate wore the piece in 2015 for a state banquet for Chinese president Xi Jinping.

Princess Kate wearing The Cartier Halo Scroll Halo at her wedding to Prince William

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Meghan Markle wearing The Queen Mary Diamond Bandeau Tiara on her wedding day to Prince Harry

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Princess Eugenie wearing a Greville Emerald Kokoshnik Tiara on her wedding day

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Princess Diana wearing the Lover’s Knot Tiara

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Camilla, Queen Consort wearing the Greville Tiara

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Sarah Ferguson wearing the York Tiara on her wedding day to Prince Andrew

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Queen Elizabeth II wearing The Girls of Great Britain and Ireland Tiara at a state banquet

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Princess Kate Middleton wearing the Strathmore Rose Tiara

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Queen Elizabeth II wearing the George IV State Diadem for the State Opening of Parliament in 2015

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Queen Margaret wearing the Poltimore tiara on her wedding day

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Princess Kate wearing The Lotus Flower Tiara and an embroidered red gown

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