COLOMBIA. 1/2 Real, 1839-RS. Bogota Mint. PCGS AU-50 Gold Shield. KM-96.1; Restrepo-177.2. A hint of smoky gray toning highlights this pleasing minor, exhibiting very little in the way of actual handling or time in circulation. Ex: The Eldorado Collection of Colombian Coins (Stacks Bowers - 8/2018) Lot # 44111.