"Ariel: Princess of the Sea" Disney Princesses in Art Nouveau style. (Jasmine and Aurora at the source are good too, although I strongly suspect Jasmine would have been labeled "Oriental Princess" at the time Art Nouveau was en vogue.
This is a great use of color but slightly poor use of the brush. I can see a full circle on her forehead from ending the brush use. There are also some black spots that are showing through, like beside the nose and on the gold part of the sleeve.