Grace and stylishness (8)
I believe the answer is:
elegance
'grace and stylishness' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for elegance that I've seen before include "Grace, style" , "Showing good taste in dress or style" , "Style; refinement" , "Graceful refinement" , "Graceful appearance or manner" .)