Apple - Certified Refurbished 21.5" iMac with Retina 4K Display - Intel Core i3 3.6GHz - 8GB Memory - 1TB HDD (2019) - Silver

Apple weds high-res 4K visuals into its sleek 21.5" iMac with Retina 4K Display (Early 2019). In addition to its 4096 x 2304 screen resolution, its display offers 1 billion colors at 500 nits of brightness. The Retina 4K display also features the wider P3 color gamut, which provides a larger color space by utilizing red-green phosphor LEDs that uniformly represent red, green, and blue.