Ciara, Rapper Future Engaged

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Ciara and Future

He surprised her with a 15-carat diamond ring over the weekend.

NEW YORK -- Ciara's future is Future: The R&B singer and the rapper-producer are engaged.

Future surprised the Grammy-winner with a 15-carat diamond ring over the weekend, their publicist, Chris Chambers, told The Associated Press on Sunday night. She was already celebrating her 28th birthday in New York when he proposed.

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Future and Ciara have been dating for a year. No wedding date has been set.

Future is not only a rapper, but a producer who has collaborated with Rihanna and his future wife. He's currently on tour performing with Drake.

Besides the recent hit "Body Party," Ciara's hits include "Goodies," ''Promise" and "Like a Boy."