Royal Ascot Jewels 2018 (Day 3)

Jeff Spicer/Getty Images for Ascot Racecourse

It's Ladies' Day today at Royal Ascot, and the British royal women brought some major sparkle with them for the occasion.

The Daily Diadem: Lady Astor's Tiara

Wikimedia Commons

Nancy Astor, Viscountess Astor wears her famous tiara, which included the Sancy Diamond, in a portrait taken ca. 1936; learn more about the tiara over here!

Princess Thyra's Sapphire Tiara

Princess Elisabeth of Denmark attends a celebratory dinner at Christiansborg Palace in honor of the wedding of Crown Prince Frederik and Crown Princess Mary, 11 May 2004 (Sean Gallup/Getty Images)

Yesterday, the Danish court shared the sad news that Princess Elisabeth, Queen Margrethe II's cousin, had died at the age of 83 following a long illness. To pay tribute to the late princess, today we're enjoying a look at the tiara she wore most often: Princess Thyra's Sapphire Tiara.

Royal Ascot Jewels 2018 (Day 2)

DANIEL LEAL-OLIVAS/AFP/Getty Images

It's the second day of the Royal Ascot races, and we've got even more royal jewelry to enjoy! Here's a look at the sparkle on display.

The Daily Diadem: The Midnight Tiara

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Crown Princess Mary of Denmark wears the Midnight Tiara at the wedding of Princess Madeleine of Sweden, 8 June 2013; read more about the tiara over here!