Final score 6–4, 6–4 | ||
Henri Leconte was the defending champion but lost in the second round to Goran Ivanišević.
Andrei Chesnokov won in the final 6–4, 6–4 against Jérôme Potier.
Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
References
1989 Swatch Open – Singles Wikipedia(Text) CC BY-SA