Capel was born in Tétouan. Since 1961 he resides in the city of Palencia, Spain. Self-taught artist. From childhood showed their innate qualities for drawing and painting. He made his first exhibition when he only eleven years old.
Thereafter, each year held another exhibition. In the fourteen years of age exhibited his work in Switzerland, where he was regarded by local critics as a genius of painting, because as stated, was not known at that time to any artist with the ability to perform works such as that such an early age.