"authentic quality" is a correct and usable phrase in written English.
You can use it to describe something that is genuine or of excellent quality. For example, "This boutique store offers a wide selection of authentic quality clothing at great prices."
"There's an authentic quality here that's really spectacular".
The most authentic quality she conveys is a genuine niceness, devoid of apparent show-business artifice.
They strike me as having a fresh, delicate and authentic quality.
There was an exotic (for American listeners) yet authentic quality to the Aramaic text, compellingly spoken by Naurez Atto.
They survived and they prospered with football of authentic quality, and especially when Silva and Touré were on the ball.
But if you can hang in, there's a realism to this traveling history lesson, with a richly tactile and authentic quality.
There is no shortage of courses, books or even smartphone apps being offered to an enthusiastic public – and sometimes little way for people to tell whether they are authentic, quality-controlled and reliable – or on the fringes of new age crankism.
She exposes the body's natural and authentic qualities, but filters beauty and sexuality through a positive, fun lens.
He said of the sculpture: The piece has authentic qualities to it, but it is also my statue..
This internal revelation can be so powerful and highlight your true, authentic qualities, giving you the perfect opportunity to showcase them to the world.
Whereas Rihanna's social media presence presents her as highly flawed but genuinely intriguing and authentic, qualities that add to her overall appeal as an artist, Beyoncé's, much like Life Is But a Dream, comes off as a stiff, surface-level imitation, a portrait of a woman who can't ever fully let go of control and let her "freak flag fly".
