This Week in Royal Jewels: June 18-24

Queen Mathilde of the Belgians wore a pair of statement earrings with smoky faceted gemstone drops, plus her diamond and sapphire anniversary ring, for a visit to Baillonville in support of the United Nations Sustainable Development Goals on Tuesday.

Aboard the Royal Yacht Dannebrog, Queen Margrethe II of Denmark wore floral earrings with sapphire centers, her sapphire and diamond anchor brooch, and her incredible diamond engagement ring as she arrived in Soenderborg Harbor on Wednesday.

On Friday, Crown Princess Mary of Denmark wore diamonds and pearls, including pearl drop earrings and a pearl bracelet, for a visit to the Naeldebjerg retirement home in Greve.

Major statement earrings in leafy gold accompanied Queen Maxima of the Netherlands as she visited the University Medical Centre in Utrecht on Tuesday.

For the 75th anniversary of the Eye Film Museum in Amsterdam on Thursday, Queen Maxima wore modern earrings that appear to be set with amethysts and topazes. (The position of the gems is reversed on each earring.)

Queen Letizia of Spain wore her ruby and emerald earrings from Tous for the presentation of the Order of the Civil Merit at the Royal Palace in Madrid on Friday.

For the presentation of the Gold Medal for Merit in Fine Arts to flamenco singer Manuel Moreno Maya on Wednesday, Queen Letizia wore a pair of earrings from Coolook with green aventurine drops.

On Thursday, Queen Letizia wore her diamond and cabochon ruby earrings for the festival of San Juan in Madrid. Because San Juan is the patron saint of the municipal police, Letizia attended the event to commemorate the 50th anniversary of the first women to join the force.

For her triumphant return to Royal Ascot on Saturday, Queen Elizabeth II of the United Kingdom wore the Palm Leaf Brooch, a favorite jewel of the late Queen Mother.

On Wednesday, the Queen held her first in-person audience with her prime minister at Buckingham Palace in more than a year. She wore the Pearl Triangle Brooch for the occasion.

Back at Windsor Castle on Thursday, the Queen wore the Cullinan V Brooch for a virtual audience with the Ambassador of Guatemala.

The Duchess of Cornwall wore layered jewels—her Kiki McDonough Apollo Necklace and her Golden Kiwi Necklace, plus several bracelets—with a pair of major golden statement earrings for a visit to Griffin Primary School, Nine Elms on Tuesday. As patron of BookTrust, she opened the new “Life-Changing Library” during the visit.

Camilla wore a pair of earrings with diamond drops suspended from a delicate gold chain, a recent favorite, for a visit to the Theatre Royal in Drury Lane on Wednesday.

On Friday, the Duchess of Cambridge wore her diamond and sapphire cluster drop earrings, plus layered gold necklaces and a bangle bracelet, at Kensington Palace for the launch of the Royal Foundation Centre for Early Childhood. She also carried a bright rainbow umbrella to guard against the rain.

At the Natural History Museum in London on Tuesday, Kate visited the new Urban Nature Project. She wore a pair of golden chain-style hoop earrings from Orelia, plus several gold necklaces. The pendant of the longest necklace is hidden beneath her neckline here; it’s personalized with the initials of her children.