Charles II, silver clich of the obverse die for the Petition Crown, by Thomas Simon, laureate and draped bust right, CAROLVS II. DEI. GRA, Simon in script below, toothed border including triangular denticles beyond, not visible on the coins, perhaps an early test piece as it does not demonstrate the flaw by the first C of legend, the clich mounted on a silver frame inscribed A proof in thin silver of the finest coin ever engraved in England by T Simon (L&S 9), extremely fine, unique in silver