Amazon and Costco have the 4K 32" LG 32UD59-B Computer Monitor on sale for $409.99.
Features:
32- inch UHD 4K Monitor (3840 x 2160)
DCI-P3 95% Color Gamut
HDCP 2.2 Compatible
AMD FreeSync Technology
Height Adjustable Stand
PA Panel
HDMI x2
DisplayPort x1
VESA 100×100
Amazon link
Costco link (Member Only Pricing)
Might be possible to get this for $385 if the $25 off $250 Costco coupon works