APPLE INSIDER
Those looking for the greatest savings on an iMac Pro can pick up the standard model for $4,788 this week at Abt Electronics, a discount of $211 off retail. Shipping is also free, and Abt will not collect sales tax on orders shipped outside IL, IN, MI and WI. Mid 2017 27-inch iMac 5K models are also up to $130 off instantly at Apple authorized resellers.
Source: APPLE INSIDER