VENEZUELA. Centavo Essai, 1863-E. NGC PROOF-64 RB CAMEO.KM-E1. Fine frosted devices appear on both sides and compliment the highly reflective fields. Nearing full red quality with a touch of maroon, crimson and gunmetal blue toning that graces the reverse legends and adds significantly to the overall appeal of the piece.NGC PROOF-64 RB CAMEO.