Egberto Caldas defeated Juan Ignacio Chela 6-4 6-0 in the Colombia Masters 2 round of 16 on clay. The upset overturned the form book — Juan Ignacio Chela came in leading the head-to-head 2–1, but Egberto Caldas had been the form player, winning 3 of their last 5 on clay. Egberto Caldas narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-10-25 | Brazil 4 Masters 1 | R32 | clay | Juan Ignacio Chela | 6-2 6-1 |
| 1997-09-06 | Bolivia Paraguay Masters 2 | QF | clay | Juan Ignacio Chela | 6-2 3-6 6-4 |
| 1997-09-06 | Bolivia Paraguay Masters 3 | R16 | clay | Egberto Caldas | 5-7 7-5 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.