artistry; artistic quality
Refers to the degree or presence of artistic merit, creativity, or aesthetic value in a work, performance, or expression.
This film was praised for its high artistic quality.
His works have a unique artistry.
美術性 refers specifically to visual-art quality, whereas 芸術性 covers a wider range of arts including music, literature, and performance.
Compound of 芸術 (art) + 性 (-ness, quality). The exact historical derivation is uncertain, but the word follows a common pattern for forming abstract nouns expressing a characteristic.