His last professional fight was an unsuccessful attempt to wrest the crown from all time great bantamweight champion Rubén Olivares on December 14, 1971.
Many Mexican boxers were born and raised in Tepito, like Rubén Olivares "El Púas" ("spikes").
Herrera turned pro in 1963 and in 1972 defeated Rubén Olivares by TKO to capture the WBC and WBA bantamweight titles.
Rubén Darío | Ruben Studdard | Rubén Sierra | Gaspar de Guzmán, Count-Duke of Olivares | Rubén Blades | Ruben Blades | Rubén Olivares | Rubén Darío Paredes | Rubén Fuentes | Ruben Brown | Rubén Berríos | Antonio de Olivares | Ruben Rausing | Ruben and the Jets | Rubén Amaro, Sr. | Pedro Ruben Decima | Olivares | Cruising with Ruben & the Jets | Sebastian Mancilla Olivares | Rubén Zamora | Ruben Vardanian | Rubén Tejada | Rubén Sanz | Ruben Sanz | Ruben Santiago-Hudson | Rubén Rivera | Rubén Ortiz Torres | Ruben Ortiz Torres | Rubén Magnano | Ruben Kruger |
On April 28, 1973 Seeley was TKO'd in two rounds by former Champion Rubén Olivares at the Forum in Inglewood, California.