The royal family Instagram account is getting ahead of the festivities and just shared Duchess Sophie's portrait before her birthday on Monday. However, there's one tiny detail that I almost missed—and it has nothing to do with her photos.

The royal family has wished the Duchess of Edinburgh a very happy 60th birthday. Sophie’s milestone was celebrated on the British monarchy’s official social media accounts with a video montage of photographs of the duchess on royal engagements,

Sophie, the Duchess of Edinburgh has been tipped to land a "major role" in the Royal Family as Prince William is said to rely on her. The royal, who is celebrating her 60th birthday today, could see a significant shift once William is on the royal throne.

Duchess Sophie turned 60 on Jan. 20, and the Royal Family released a new portrait in honor of the momentous occasion. London-based fashion photographer Christina Ebenezer created Duchess Sophie's beautiful new portrait.

Sophie, the Duchess of Edinburgh is turning 60 in style. The royal—who marked her milestone birthday on Monday, January 20—released a trio of stunning portraits to commemorate the special occasion over the weekend that seemingly included a subtle sartorial nod to her grand new title.