change to #XR1287, 10k yellow gold in size 9 without center stone:1.06ct（5.57 x 5.50 x 3.95mm）princess lab diamond

after charging 15% restocking fee store credit will be $220.66 (259.59-15%)

XR1287 price after a 20% off discount is $316.568. So the price difference is $95.908 (316.568-220.66).