Circular disc with centre stamped out with the original Spanish details remaining on both sides, and the inner circle edges are over stamped with Australian markings. Obverse has a bust of Charles IV facing right, just visible on either side of the central void. On the reverse is a Spanish shield with swathed columns, just visible on either side of the void. Dimensions: Holey Dollar 37mm diameter and Dump 19mm diameter.

http://www.migrationheritage.nsw.gov.au/exhibition/objectsthroughtime/1813-new-south-wales-holey-dollar-dump/

https://en.wikipedia.org/wiki/Holey_dollar

https://www.kuenker.de/en/archiv/stueck/110773

https://www.kuenker.de/en/archiv/stueck/117506

Algo más de 300.000 euros ambas piezas, originalmente una sola.