matching dac with primaluna pre + dynaudio bm6 mki

i am very newbie for sound.

i am now have primaluna prologue 3 preamp
and dynaudio bm6 mkii.

i wanna have matching dac to connect with my computer.

can you suggest one for me please?

i am thinking to buy used ps audio DL iii or nuwave
but before i buy one, i would like to hear some suggestion
from export since i am very new to all this.

price range is 400-700 for used device.