$450 $539
HP has the HP Business Z27 3840 x 2160 4K Ultra HD 27" IPS LED Monitor (Black Pearl, 2TB68A8#ABA) for $539 - $89 off with code WCBTS89Z27 [Exp 8/7] = $450 with free shipping. Has tilt, swivel and rotation adjustments.
3840 x 2160 (4K UHD), 60Hz refresh rate, 8ms response time, IPS panel
178° H/V viewing angles, 350 cd/m² brightness, USB-C, DisplayPort, miniDP, HDMI