While Paul was outclassed by Tommy Fury earlier this year, he returns to more familiar ground in fighting a former UFC star in Diaz.
It has been a typically nasty build-up to the event in Dallas as Diaz prepares for his first boxing challenge.
A win for Paul would help legitimise his boxing career, with a loss only inviting more criticism.
Here’s everything you need to know about where to watch.
How to watch Paul vs Diaz
TV channel: Paul vs Diaz is being broadcast live on sport streaming service DAZN, which is now available via Sky channel 429 in the UK. Coverage starts at 1am BST on Sunday August 6, 2023.
Live stream: The card is a DAZN PPV event, with the one-off price set at £14.99 for fans in the UK.
Live blog: You can follow coverage of the entire card with Standard Sport’s live fight blog on Saturday night!