$750 https://www.amazon.com/INNOCN-Monitor-Computer-Connectivity-Adjustable/dp/B0BCK1Z5FD (best HDR gaming monitor under $1000)
You just have to look at other monitors in that page.
27 160hz is here.
Sony Inzone M9 maybe? $798 on Amazon https://www.amazon.com/dp/B0B3SHR8TF
KTC M27P20P also appears on Amazon below your budget, not sure how good it is though?
Innocn 27M2V