The most common and most likely answer to this crossword clue is the 6 letter word PURSES
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More clues leading to the result PURSES
Buddy explains!

The straight part
We know that "prize amounts" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case prize amounts = purses.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 PURSES mean?
PURSES noun- A small bag for carrying money.
- A handbag (small bag usually used by women for carrying various small personal items)
- A quantity of money given for a particular purpose.
- A specific sum of money in certain countries: formerly 500 piastres in Turkey or 50 tomans in Persia.
- To press (one's lips) in and together so that they protrude.
- To draw up or contract into folds or wrinkles; to pucker; to knit.
- To put into a purse.
- To steal purses; to rob.