The most common and most likely answer to this crossword clue is the 7 letter word MAYFAIR
I've seen this crossword clue in Financial Times
M
A
Y
F
A
I
R
More clues leading to the result MAYFAIR
- Go immediately after this long-range spring forecast
- Go on board immediately after this cautiously optimistic forecast?
- Can just afford most expensive property for boarders?
- Ex-PM just seen in an 11 of upmarket 7
- Old maid, prosperous, in smart address
- Couple of 15s surrounding a Monopoly area
- Blossom yellowish in London thoroughfare
- Period of growing charge by cabbies, picked up in London area
- A month, just, in part of London
- Nameless lot get on by the sound of it in London district
Buddy explains!
The straight part
We know that "11 of upmarket 7" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case 11 of upmarket 7 = mayfair.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.