Lucas Arnold Ker defeated Gustavo Diaz 6-0 6-2 in the Argentina B Masters 3 qualifying round on clay. The result followed the form book — Lucas Arnold Ker came in leading the head-to-head 2–0. Lucas Arnold Ker extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1995-08-05 | Argentina B Masters 4 | R16 | clay | Lucas Arnold Ker | 6-4 6-3 |
| 1994-07-16 | Argentina 2 Masters 4 | R32 | clay | Lucas Arnold Ker | 6-2 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.