By surface
| Surface | Nikola Pilic | Koji Watanabe |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-07-21 | ATP | Gstaad | Round of 16 | Clay | Nikola Pilic | 5-7 | 6-4 | 6-0 |
| Surface | Nikola Pilic | Koji Watanabe |
|---|---|---|
| Clay | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-07-21 | ATP | Gstaad | Round of 16 | Clay | Nikola Pilic | 5-7 | 6-4 | 6-0 |