GIGABYTE M28U 28″ 144Hz Gaming Monitor, 3840 x 2160 SS IPS Display, 1ms (MPRT) Response Time, 94% DCI-P3, VESA Display HDR400, FreeSync Premium Pro, 1x Display Port 1.4, 2X HDMI 2.1 is on sale at Canada Computers for $599.99, regular price $849.99.
Although this monitor is not perfect by any means, its price is pretty good for the specs.
Click here for GIGABYTE monitor at Canada Computers