Coat of arms of the Prince of Asturias as knight-collar of the Order of Charles, mantle variant (Spain)House of Bourbon. 2nd design of the mantle adopted on 10 October 1789 and fall into disuse since 14 April 1931.
Ceballos-Escalera y Gila, Alfonso (2017) The Royal and Distinguished Spanish Order of Charles III. Madrid: Boletín Oficial del Estado
Heralder