6 rounds

Nelson
Aaron Estupinan
VS
Simon
Ruvalcaba-Pena

Estupinan · TKO 5/6

Jul 30, 2004 · ORLEANS HOTEL & CASINO, LAS VEGAS, 🇺🇸

Estupinan going in—

Ruvalcaba-Pena going in—

Confirmationofficial ★

MethodTKO

Round5 of 6 · 2:12

Event

DateJul 30, 2004

VenueORLEANS HOTEL & CASINO

CityLAS VEGAS

Country🇺🇸 United States

PromoterGuilty Boxing, Inc.

Nevada State Athletic Commission — Results
side neutral · observed 2026-10-12
boxing.nv.gov/uploadedFiles/boxingnvgov/content/results/2...

✓