Antonio Couvert defeated Agustin Pacheco 6-4 7-6 in the Argentina 1 Masters 3 round of 16 on clay. The result followed the form book — Antonio Couvert came in leading the head-to-head 1–0. Antonio Couvert extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-19 | Argentina F4 | R32 | clay | Antonio Couvert | 6-4 6-1 |