For sale is a 2013 Bowman Chrome GOLD Refractor Auto Autograph RC of Hyun Jin Ryu graded BGS 9.5 Gem Mint with a serial number of #31/50 on the back. 

There is a nice picture of the card attached to this auction for inspection of the card. This is Ryu's best card as it is his highly sought after  Bowman Chrome Gold Auto Refractor. 

Please contact me with any questions. Good luck!!