The most common and most likely answer to this crossword clue is the 7 letter word CLASSIC
I've seen this crossword clue in Independent
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More clues leading to the result CLASSIC
- Conservative girl in charge — top quality!
- Brilliant rescue dog detailed to enter cricket club
- Type of vintage car: commander takes girl aboard
- Quintessential Scots girl endlessly seen in cricket club
- In Perth, girl almost admitted to cricket club? Excellent
- Form I see creating great work
- Maybe Derby County’s beginning to go after Division One
- Traditional group of students in charge
- Filly takes place of horse at the front in fashionable race
- Cathy’s first to meet girl in charge of Wuthering Heights, say
Buddy explains!

The straight part
We know that "Quintessential" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case quintessential = classic.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CLASSIC mean?
CLASSIC noun- A perfect and/or early example of a particular style.
- An artistic work of lasting worth, such as a film or song.
- The author of such a work.
- A major, long-standing sporting event
- One learned in the literature of Ancient Greece and Ancient Rome; a student of classical literature.
- Of or relating to the first class or rank, especially in literature or art.
- Exemplary of a particular style; defining a class/category.
- Exhibiting timeless quality.
- Of or pertaining to the ancient Greeks and Romans, especially to Greek or Roman authors of the highest rank, or of the period when their best literature was produced; of or pertaining to places inhabited by the ancient Greeks and Romans, or rendered famous by their deeds.
- Traditional; original.