The craftsmanship is 'impeccable'. [='flawless']
He speaks 'impeccable' [='perfect'] English.
She has 'impeccable' taste in music.
(..) Oh, come on. Come on, baby. LORD JEROME/ Genovians, you know... are famous for their impeccable taste in art. AIso for their cheese. Maybe it's string cheese. Don't do this, baby. Unh! Gotcha! (..)2001 The Princess Diaries