To my knowledge only one doll exists with this sculpt. It's the 2001 Mbili revised with a molded hairdo and painted so it can be used without the wigs the set comes with.

Mbili Molded Hair/Jazz Diva
Copyright: 2001-2006

#L7261 Jazz Diva Barbie, 200
Jazz Baby
Doll belongs to/photo taken by and used by permission from Gerry Borg