Sebastian Allende defeated Gaston Etlis 6-2 6-2 in the Argentina 1 Masters 4 final on clay. The upset overturned the form book — Gaston Etlis came in leading the head-to-head 1–0. Sebastian Allende claimed a first win over Gaston Etlis in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-10-31 | Uruguay Paraguay Masters 3 | R32 | clay | Gaston Etlis | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.