1899/8899 Barber Quarter NGC AU55PQ

An original skin coin toned in shades of blue, green and rose. If you like them natural, here is one. The RPD is very strong to the SW on the 2nd 9, and appears to be an new variety. Any help appreciated!
Country:  United States 
Denomination:  .25 Dollar 
Date:  1899/899
Grade:  55 PQ 
Grading Service:  NGC 41895197-006 
Metal:  Silver 
Fine:  .900 
Item #:  1707-224