This equestrian portrait depicts the young King Luis I of Spain (1707–1724), who ruled for a brief period before his untimely death. The painting reflects the Baroque colonial tradition, blending European influences with the distinctive ornamentation of viceregal art. It was likely created for the 1725 'jura del rey' (oath to the king) ceremony in Potosí, an important event reaffirming loyalty to the Spanish crown in the Americas.

The composition, featuring angels holding a royal crown and the elaborate decoration of the attire and horse, symbolizes power and legitimacy, serving as a historical testament to the connection between the Spanish monarchy and its American territories.