Dell U2718Q monitor, sold for $460.69 by Newegg via eBay:
https://www.ebay.com/itm/302613929276
eBay has a 20% off coupon PSPRING20 valid until 3/9 8pm PST.
Total price is $369 with free shipping.
Newegg will add tax in these states: California, Indiana, New Jersey, Pennsylvania, Tennessee, Washington