Princess Dia  

, プリンセス・ダイヤ

Princess Dia, also known as Diamond Princess in the anime, is a character from episode 22 of the anime series and Act 4 of the manga. In the anime, she wore spectacles and was shy, while in the manga, she had different features. Her crystal was believed to be the Silver Crystal that would make her the Moon Princess, but it turned out to be a statue of herself or the first princess of D Kingdom. She briefly possessed Nephrites Shadow before being revealed as not the Moon Princess. Despite being a minor character, Princess Dia appeared in both the anime and manga.