Tanzanian actress and beauty queen, Wema Sepetu has recounted her alleged experience while dating music star, Diamond Platnumz.    The entertainers dated about a decade ago and went their separate ways in 2014. While Diamond’s music career had just taken off at that time, Wema on the other hand was the most sought after and bankable Tanzanian actress at the time.   In an interview with Ijumaa Wikienda, the actress disclosed that one thing she misses about dating Diamond Platnumz was how he used …