LG 27GX704A-B 27-inch Ultragear QHD OLED Gaming Monitor 240Hz, 0.03ms, NVIDIA G-Sync Compatible, AMD FreeSync Premium Pro, VESA Display HDR TrueBlack400, HDMI 2.1, DisplayPort, Black

This is a real deal for a high-end OLED gaming monitor. The LG 27GX704A-B offers impressive specs like QHD resolution, a 240Hz refresh rate, and a 0.03ms response time, which are excellent for gaming. While the original price isn't specified, $399 for an OLED monitor with these features from a reputable retailer like Costco is a very competitive price, likely representing a significant discount.