Queen Maxima of the Netherlands looked stunning in a red silk gown at the annual gala dinner for the Diplomatic Corps at the Royal Palace in Amsterdam on Thursday. She was joined by her husband King Willem-Alexander at the 17th-century palace. The gala dinner is held to acknowledge the work of the ambassadors of the Netherlands, foreign office and diplomatic staff.

The Dutch royal couple were joined at the annual dinner other members of the royal family including Princess Beatrix and Princess Margriet. Maxima, who celebrated her 45th birthday last week dazzled in the show-stopping red gown. Her sleeveless gown featured fishtail skirt, a fitted bodice and flared detailing near the neckline.

The mother-of-three accessorized with a diamond drop brooch, delicate jeweled earrings and her crowning glory — a ruby and diamond three-pronged tiara and two chunky bracelets on both the hands in diamond and ruby. Willem-Alexander, who served in the Royal Netherlands Navy, wore white tie along with his full military regalia for the occasion. Maxima showed off her toned arms in the confection. The Dutch queen opted for subtle make-up for the gala dinner that consisted of smoky eyes, brown lipstick and matching blush.

Maxima opened luxury cruise liner MS Koningsdam in Rotterdam earlier in the day. The luxury vessel, operated by Holland America cruise line will set sail for the first time this month. Named after her husband, Willem-Alexander, the ship can accommodate 2,000 passengers and 1,000 crew members.

This time Maxima wore a chic navy dress for the ship opening. Her dress featured boat neckline, mesh material, short sleeves and a chic A-line skirt that pleated detailing. The queen’s dress was cinched in at the waist with a belt like detailing.

She accessorized with rings, a pair of oversize pearl earrings, and long matching necklace. Maxima carried a nude clutch bag and wore a pair of matching pointed-toe pumps. Known for her fascination for hats, she wore a navy wide brimmed hat underneath which her blonde locks were styled into a bun.

The royal wore brown lipstick, matching blush and smoky eye make-up for the engagement. The queen was given a tour of the ship, before taking to the stage for the dedication ceremony, which involved dousing the bell in champagne and giving it a ring. It’s been a busy month for Maxima, who visited the World Forum in The Hague for the first anniversary congress of the Federation of the Dutch Pension Funds on her birthday on May 17.