Arequipa, Peru, 4 reales, 1838MV, encapsulated NGC MS 64. KM-172. 14.94 grams. Superb strike and light rainbow toning with lustrous fields combined with attractive design, exceptional grade, tied with one other for finest known in NGC census. NGC #2713777-012. Acquired through Bill Christensen in 1973 and reportedly from an Eastern European bank collection known to have contained specimens from the Fonrobert collection. (Estimate: $2000 - 3000)