Watch List notes:

George III (1760-1820), oval countermark upon Spanish Eight Reales of King Charles III (1759-88), 1776 JR, struck in Potosi, Bolivia, small oval hallmark of George III right at centre of obverse, bust of Spanish King laureate and draped right, date below with stop either side, legend and toothed border surrounding, CAROLVS.III. DEI. GRATIA, rev. crowned quartered shield of arms, pillar with ribbon incuse motto either side PLUS VLTRA, legend surrounding, .HISPAN. ET IND. REX. PTSI. 4R. J.R., mint letters as a cypher, weight 13.41g (Bull 1880 R2; ESC 611; S.3767). Toned, hairline scratch across obverse, coin about very fine, countermark good very fine, rare.

Provenance:
Ex Colin Adams, Collection of Halfcrowns, Spink Coin Auction 177, 1st December 2005, lot 561.

The initials P and P at the end of the reverse legend represent the names of the Mint Assayers who were Jose De Bargas Flores and Raimundo de Yturriago.