Here is a list of Alvarez's best fights. For a list of Alvarez's losses, refer to "Sean Alvarez Losses".
On December 23, 1997 Sean Alvarez faced off against Willie Peeters at age 26. He was coming in with a record of 2-1 (1), and Peeters was 32 years old and with a record of 7-4 (6). Alvarez won the fight via 1-round undefined.
On February 21, 1999 Sean Alvarez faced off against Wataru Sakata at age 27. He was coming in with a record of 3-1 (1), and Sakata was 25 years old and with a record of 6-4 (5). Alvarez won the fight via 3-round unanimous decision.