![Amazon.com: Apple iMac MK452LL/A 21.5-Inch 4K Retina Display Intel Core i5 3.1GHz 16GB RAM 1TB HDD (Renewed) : Electronics Amazon.com: Apple iMac MK452LL/A 21.5-Inch 4K Retina Display Intel Core i5 3.1GHz 16GB RAM 1TB HDD (Renewed) : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61Kimc4ZXPL.jpg)
Amazon.com: Apple iMac MK452LL/A 21.5-Inch 4K Retina Display Intel Core i5 3.1GHz 16GB RAM 1TB HDD (Renewed) : Electronics
![Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET](https://www.cnet.com/a/img/resize/c4cfb8553a1fe167bf1dcab91ede8365229ae603/hub/2015/10/09/54f1edc6-361b-4d74-be8f-b80c9272e8f2/apple-imac-with-4k-retina-display-21-5-inch-2015-22.jpg?auto=webp&fit=crop&height=900&width=1200)
Apple iMac with 4K Retina display (21.5-inch, 2015) review: Apple packs more pixels into its smallest iMac - CNET
![Apple 21.5" Pre-Owned iMac with Retina 4K Display Intel Core i3 3.6GHz 8GB Memory 1TB HDD (2019) Silver MRT32LL/A - Best Buy Apple 21.5" Pre-Owned iMac with Retina 4K Display Intel Core i3 3.6GHz 8GB Memory 1TB HDD (2019) Silver MRT32LL/A - Best Buy](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/6455/6455801cv3d.jpg)
Apple 21.5" Pre-Owned iMac with Retina 4K Display Intel Core i3 3.6GHz 8GB Memory 1TB HDD (2019) Silver MRT32LL/A - Best Buy
![Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider](https://photos5.appleinsider.com/gallery/21707-25280-FullSizeRenderjpg-2-l.jpg)
Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider
![Apple iMac 21.5-inch Retina 4K Display MK452LL/A - Intel Core i5 3.1GHz, 8GB RAM, 256GB SSD - Silver (Renewed) Apple iMac 21.5-inch Retina 4K Display MK452LL/A - Intel Core i5 3.1GHz, 8GB RAM, 256GB SSD - Silver (Renewed)](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/519PTNpJ78L.jpg)
Apple iMac 21.5-inch Retina 4K Display MK452LL/A - Intel Core i5 3.1GHz, 8GB RAM, 256GB SSD - Silver (Renewed)
![Apple iMac 21.5-inch Retina 4K Display MK452LL/A - Intel Core i5 3.1GHz, 8GB RAM, 256GB SSD - Silver (Renewed) Apple iMac 21.5-inch Retina 4K Display MK452LL/A - Intel Core i5 3.1GHz, 8GB RAM, 256GB SSD - Silver (Renewed)](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61Ef7NK843L._AC_UF894,1000_QL80_.jpg)
Apple iMac 21.5-inch Retina 4K Display MK452LL/A - Intel Core i5 3.1GHz, 8GB RAM, 256GB SSD - Silver (Renewed)
![Apple iMac (2017) 21.5 pouces avec écran Retina 4K (MNE02FN/A) · Reconditionné - Ordinateur Mac reconditionné Apple sur LDLC Apple iMac (2017) 21.5 pouces avec écran Retina 4K (MNE02FN/A) · Reconditionné - Ordinateur Mac reconditionné Apple sur LDLC](https://media.ldlc.com/r1600/ld/products/00/04/41/00/LD0004410066_2_0004410209_0004410422_0004410688_0004428802.jpg)
Apple iMac (2017) 21.5 pouces avec écran Retina 4K (MNE02FN/A) · Reconditionné - Ordinateur Mac reconditionné Apple sur LDLC
![Apple iMac with 21.5in Retina 4K display (1TB HDD, Intel Core i3 8th Gen. 3.60 GHz, 8GB) Gray - MRT32LL/A (March, 2019) for sale online | eBay Apple iMac with 21.5in Retina 4K display (1TB HDD, Intel Core i3 8th Gen. 3.60 GHz, 8GB) Gray - MRT32LL/A (March, 2019) for sale online | eBay](https://i.ebayimg.com/images/g/IcgAAOSwfVZj1VXf/s-l640.jpg)
Apple iMac with 21.5in Retina 4K display (1TB HDD, Intel Core i3 8th Gen. 3.60 GHz, 8GB) Gray - MRT32LL/A (March, 2019) for sale online | eBay
![Best Buy: Apple 21.5" iMac® with Retina 4K display (Latest Model) Intel Core i3 (3.6GHz) 8GB Memory 1TB Hard Drive Silver MRT32LL/A Best Buy: Apple 21.5" iMac® with Retina 4K display (Latest Model) Intel Core i3 (3.6GHz) 8GB Memory 1TB Hard Drive Silver MRT32LL/A](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/5998/5998901cv14d.jpg)