My suggestion is to put the pokeball on the auction line, so that we don't need to enter the auctions to know which pokeball the pokemon is in.
I left an example image.
#Pokeballs shown at auction
deep berry
gleaming laurel
You can change the ball now though so why does it matter what ball it’s in? 
deep berry
non-ot can't change
calm steeple
if ya preimum u can