1890 Liberty Seated Quarter. Proof-68 Deep Cameo (PCGS).;A breathtakingly beautiful Superb Gem that ranks among the finest certified Proof Motto Liberty Seated quarters irrespective of date. Boldly impressed with a rich stain texture, the devices appear to float atop deep pools of reflectivity in the fields. The entire package is free of both toning and grade-limiting blemishes to allow ready appreciation of a stark cameo finish. An extraordinary strike and condition rarity from a mintage of 590 pieces, the penultimate in the Proof Liberty Seated quarter series.