L.A. Computer Company offers the Apple iMac Intel Kaby Lake Core i5 3.4GHz 21.5" 4K All-in-One Desktop with Retina Display for $1,429 with free shipping. That's the lowest price we could find by $45. It features an Intel Core i5-7500 3.4GHz Kaby Lake quad-core processor, 21.5" 4096x2304 (4K) IPS Retina display, 8GB RAM, 1TB Fusion drive, AMD Radeon Pro 560 4GB graphics card, 802.11ac wireless, Bluetooth 4.2, Gigabit Ethernet, Thunderbolt 3, USB 3.0, Magic Keyboard and Mouse 2, and macOS 10.12 (Sierra). (It doesn't have an optical drive.)