Not sure if you saw this, but good info. Looks like another Green Olajuwon sold for $500+ a few weeks back and his others have been selling very well.
2011-12 Fleer Retro Precious Metal Gems Price Tracker
I collect Bowman Chrome autos of the following players: Mauricio Dubon, Yoan Moncada, Rafael Devers, Andrew Benintendi, Anderson Espinoza, Michael Kopech & Michael Chavis. Please contact me if you have any FOR SALE.