Mihnea Ion Nastase defeated Reto Staubli 7-6 7-5 in the Caribbean 1 Masters 2 round of 32 on clay. The upset overturned the form book — Reto Staubli came in leading the head-to-head 1–0, but Mihnea Ion Nastase had been the form player, winning 3 of their last 4 on clay. Mihnea Ion Nastase claimed a first win over Reto Staubli in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-10-26 | Switzerland Masters 1 | R16 | carpet | Reto Staubli | 1-6 7-6 6-3 |