The last of 11 suspects involved in a September 2011 jewelry heist pleaded guilty in Forsyth County Superior Court on Monday, the day their jury trial was slated to start. Sentences for the defendants ranged between 10 and 20 years depending on their involvement in the heist, during which about $2.5 million in jewelry was stolen from Milano Fine Jewelry on Buford Highway. Eight of the 11 defendants entered their pleas before Judge David Dickinson on Thursday, Friday and Monday.