I bought my then girlfriend a pair of Spica TC-50's several years ago. They sound great and she still has them.
If you really want something inexpensive, a pair of Paradigm Atoms should make her very happy:
http://stereophile.com/standloudspeakers/907para/
If you really want something inexpensive, a pair of Paradigm Atoms should make her very happy:
http://stereophile.com/standloudspeakers/907para/