The most common and most likely answer to this crossword clue is the 4 letter word INTI
I
N
T
I
More clues leading to the result INTI
Buddy explains!
The straight part
We know that "It was of value in Peru" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case it was of value in peru = inti.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 INTI mean?
INTI noun- The currency of Peru between 1985 and 1991, replacing the sol.