On Tuesday, the Greek Royal Family attended a Thanksgiving Service for the Life of King Constantine held at St. George’s Chapel in Windsor. They were joined by members of the British Royal Family, of the Spanish Royal Family, and of the Danish Royal Family.

Queen Anne-Marie wore a striped coat with her Ralph Lauren bag.

Crown Princess Marie Chantal wore a Mary Katrantzou dress with Gianvito Rossi pumps and her Prada bag. She also wore Bulgari earrings (with thanks to RoyalFashionPolice).

Princess Maria Olympia wore her Saint Laurent coat with a blue dress, her Prada pumps, and a Gucci bag.

Princess Alexia wore a Massimo Dutti coat with a Mehry Mu clutch.

Princess Tatiana wore a Giorgio Armani suit with Giorgio Armani pumps and a Giorgio Armani bag. She paired the outfit with a Philip Treacy hat and a Giorgio Armani cape.

Princess Nina wore an Erdem suit with Manolo Blahnik pumps and a Gabriela Hearst clutch. She also wore an Emily London headpiece.

Princess Theodora wore a Beulah London dress with black pumps, possibly by LK Bennett, and an Aspinal of London bag.

Queen Letizia wore her Carolina Herrera cape with a Pedro del Hierro dress (with thanks to Vanitatis), her Magrit pumps, and her Magrit clutch.

Princess Benedikte wore a vintage coat with a Wichmann Couture dress, her Chanel bag, and her Mathilde Førster hat.

Princess Carina wore a Birgit Hallstein coat and dotted dress with an Aspinal of London bag and a headpiece made of grosgrain ribbons.

Princess Alexandra wore a Wichmann Couture coatdress with her Aquazzura pumps.

Princess Beatrice wore her Maje coat with her Jimmy Choo pumps, her Ethan K clutch, and a Justine Bradley-Hill headpiece.

Zara Tindall wore her The Fold coat and belt with her Jimmy Choo pumps, her Strathberry clutch, and a Bee Smith headpiece.