1888 Liberty Seated Quarter. Proof-65+ (PCGS). CAC.;This lovely Gem combines a steel-blue and antique gold obverse with a reverse toned in cobalt blue and copper-orange. Beautiful Proof surfaces are boldly defined and offer an uncommonly smooth appearance for a survivor of this 832-piece issue. It is a beautiful coin, made even more desirable by the low circulation strike mintage of the 1888 Liberty Seated quarter.;From our (Stacks) sale of the S.S. Forrest, Jr. Collection, September 1972, part of lot 891.