Refurbished: Apple A Grade Desktop Computer iMac 21.5-inch (Retina 4K) 3.6GHZ Quad Core i7 (Mid 2017) MNE02LL/A-BTO 24 GB 2 TB SSD 4096 x 2304 Display Mac OS Includes Keyboard and Mouse - Newegg.com
Apple IMac 21.5" 512GB SSD 8GB RAM Core i5 Mac Computer OS High Sierra DVDRW Refurbished Sale - OurDeal.co.uk
Amazon.com: Apple iMac 21.5in 2.7GHz Core i5 (ME086LL/A) All In One Desktop, 8GB Memory, 256GB Solid State Drive, MacOS 10.12 Sierra (Renewed) : Electronics
Apple rolls out first update to iMac desktop in almost two years