COLOMBIA. Cob 4 Reales, 1664-NR P.OR. Bogota Mint. Philip IV. NGC EF-45. KM-10.1; Restrepo/Lasser-M38S (date not listed). Weight: 13.70 gms. The only example certified of the date on either the NGC or PCGS population reports. This <strong>EXTREMELY</strong> <strong>RARE</strong> date, not listed in either standard reference on the subject (Restrepo or Restrepo/Lasser), is beautifully preserved and highly attractive. The strike is bold, though slightly uneven, with a strong full four digit date, mintmark and assayers letters on the obverse. The shield on the reverse is nearly complete, though a small area of flatness in the lower right quadrant noticed, with partial denomination and kings ordinal "IIII" where the tops of the numerals are off the flan. This lovely example boasts gorgeous rich cabinet patina with an iridescent sheen that pops out when tilting in the light adding to is fantastic eye appeal and originality. An excellent example of the type that is sure to catch the attention of many collectors of the series. From the Pat Johnson Collection.