Wasafi Classic Baby (WCB)[1][2][3] is a Tanzania-based record label founded by musician Diamond Platnumz.

[9] In 2021, WCB Wasafi signed a publishing and distribution deal with Ziiki and Warner Music Group.

[10][11][12] WCB Wasafi has signed six Tanzanian artists, some of whom have had commercial success in Africa.

[16] Rayvanny joined in 2016 and left in 2022 to pursue his career in his newly founded label, Next Level Music.

[21] On November 16, 2023, Diamond Platnumz named D Voice as the new member of the WCB Wasafi label in a ceremony at the Superdome Arena in Dar Es Salaam.