Diantha wears a fairy-like white outfit with lots of gold trim. She has short light brown hair, designed in a somewhat star pattern, light blue eyes, and violet eyeshadow. She equips a white choker and white long-sleeved blazer with lapels that possess large buttons and also a small collar, the blazer finished with three petal-like ends and the sleeves has two golden lines on the cuffs. Two lacy objects on the back of her outfit that resemble cloud-like wings that is likely to be connected to the blazer. She also wears a simple white shirt with two golden lines near the end of the shirt. Finishing her attire, she wears short white pants and low high heel boots with the color of white. She carries a pink purse and she wears a necklace called the Mega Charm which she uses to Mega Evolve her Gardevoir.