Marcelo Rios defeated Lucas Arnold Ker 6-4 6-1 in the Gstaad round of 16 on clay. The upset overturned the form book — Lucas Arnold Ker came in leading the head-to-head 1–0, defending last year's round of 32. Marcelo Rios claimed a first win over Lucas Arnold Ker in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-10-05 | Chile Masters 1 | R16 | clay | Lucas Arnold Ker | 6-4 7-5 |
Averages over each player's completed matches in the selected window (200 vs 31). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About