Refurbished iMac 21.5 inch compatible with macOS 10.13 High Sierra
56 configurations from $122 in Fair at 5 sellers. Checked .
Which iMac?
iMac configurations, most popular first
iMac 21.5" (2019), 8GB memory, 1TB, 3.6Ghz Intel Quad-Core i3 8th gen
$249Fair at MacSales.com Excellent from $319 3 offers from 1 seller-
iMac 21.5" (2019), 8GB memory, 512GB
$329Fair at eBay Refurbished 1 offer from 1 seller 
iMac 21.5" (2017), 16GB memory, 512GB
$313Excellent at Mac of All Trades 2 offers from 2 sellers-
iMac 21.5" (2019), 16GB memory, 1TB
$499Fair at MacSales.com Excellent from $569 3 offers from 1 seller -
iMac 21.5" (2017), 8GB memory, 1TB, 3Ghz Intel Quad-Core i5 7th gen
$169Fair at MacSales.com Excellent from $277 5 offers from 4 sellers -
iMac 21.5" (2019), 8GB memory, 1TB, 3.6Ghz Intel Quad-Core i3 8th gen
$269Fair at MacSales.com Excellent from $330 4 offers from 2 sellers -
iMac 21.5" (2017), 8GB memory, 1TB, 3Ghz Intel Quad-Core i5 7th gen
$239Good at MacSales.com Excellent from $379 3 offers from 2 sellers -
iMac 21.5" (2017), 16GB memory, 256GB
$522Good at Back Market 1 offer from 1 seller -
iMac 21.5" (2017), 16GB memory, 1TB
$229Fair at eBay Refurbished 1 offer from 1 seller 
iMac 21.5" (2014), 8GB memory, 500GB
$145Fair at eBay Refurbished 1 offer from 1 seller
iMac 21.5" (2013), 16GB memory, 512GB
$199Fair at eBay Refurbished 2 offers from 1 seller
iMac 21.5" (2015), 8GB memory, 1TB
$170Good at Mac of All Trades 2 offers from 2 sellers
Get a price alert
How we rank
Most popular first counts views and clicks on RefurbMe over the last 30 days, recent ones weighing more. Lowest price sorts by the cheapest offer that fits your answers. Each card is one model, storage, memory and chip, all colors together. With a model and a condition chosen, the first card says why it comes first.
About these prices
Excellent from $250, Good or better from $170, any grade from $122.
Offers per seller on this page: MacSales.com 54, Mac of All Trades 25, eBay Refurbished 22, Amazon Renewed 9, Back Market 5. Each seller grades its own stock; warranty and returns are on each offer.
Browse refurbished iMac
iMac models in stock
- iMac 24" M4 (2024) from $899
- iMac 24" M3 (2023) from $689
- iMac 24" M1 (2021) from $569
- iMac 27" (2020) from $579
- iMac 21.5" (2019) from $249
- iMac 27" (2019) from $449
- iMac 21.5" (2017) from $169
- iMac 27" (2017) from $299
- iMac 21.5" (2015) from $170
- iMac 27" (Late 2015) from $208
- iMac 27" (Mid 2015) from $490
- iMac 27" (2014) from $215
- iMac 21.5" (2014) from $145
- iMac 21.5" (2013) from $122
- iMac 27" (2013) from $199
- iMac 21.5" (2012) from $239
- iMac 21.5" (2011) from $189
- iMac 27" (2011) from $309
By budget
By seller
By feature
- with Intel Processor
- compatible with macOS 26 Tahoe
- compatible with macOS 15 Sequoia
- compatible with macOS 14 Sonoma
- compatible with macOS 13 Ventura
- compatible with macOS 12 Monterey
- compatible with macOS 11 Big Sur
- compatible with macOS 10.15 Catalina
- compatible with macOS 10.14 Mojave
- compatible with macOS 10.13 High Sierra