The Duchess of Gloucester Just Wore a Turquoise Necklace That Hasn’t Been Seen in Decades She also wore a matching tiara for the French state banquet this week.

Her jewelry also stood out. She had been wearing a sterling silver Indian-type oblong ring with a turquoise and onyx stone and a matching necklace pendant with tear-drop earrings.

Professional stylists break down the ring, necklace, and jewelry trends that will be in and out this year, from mixing metals to designer pieces.

Lara Benjamin, who has a Masters degree in the psychology of fashion, shares her advice looking hot at summertime celebrations ...