Hey Guys! Looking for some advice on a good or bad buy.. I found a 1.01 Princess cut diamond, color = F, calrity = VS2.. the table size on the diamond is 70% and the dept is 77.3%.. the gridle is thick to very thick with no culet.. the Polish & Symmety is good with no fluorescence, and also comes with a GIA Cert.. price is $4,200 what do you guys think good or bad buy??