2010 – 2013
- Best Upcoming Artist at the Tanzania Music Awards – 2010
- Kamwambie was awarded as the Best Song at the Tanzania Artist Awards – 2010
- Nominated as the Best New Artist at the MTV Africa Music Awards – 2010
- Best R and B Song at the Tanzania Artist Awards – 2010
- Diamond Platnumz was nominated as the Best Male Singer at the Tanzania Artist Awards – 2011
- Best Male Artist nominee at the Tanzania Artist Awards – 2011
- Nominated Mbagala for the Best Afro Pop Song Tanzania Artist Awards – 2011
- Mbagala was nominated for Best Video at the Tanzania Artist Awards – 2011
- Best Male Artist at the Tanzania Artist Awards – 2012
- He won the Best Song Writer at the Tanzania Artist Awards – 2012
- Nominated as the Best Male Singer Tanzania Artist Awards – 2012
- Moyo Wangu was named as the Best Music Video at the Tanzania Artist Awards – 2012
- Nominated Moyo Wangu as the Best Song of the year at the Tanzania Artist Awards – 2012
- Best Male Artist in Tanzania at the Nzumari Awards – 2012
- Afro Pop Song of the Year at the Tanzania Artist Awards – 2012
- Best Male Artist at the Tanzania Artist Awards – 2013
- Diamond Platnumz was named Best Male Singer at Tanzania Artist Awards – 2013
2014
- Best Male Artist at the Tanzania Artist Awards
- Nominated for the Best African Act at the MTV Europe Music Awards/Worldwide Act Africa/India
- Best Male Writer Tanzania Artist Awards
- Artist of the Year nominee at the African Muziq Magazine Awards
- Best Male Entertainer of the Year at the Tanzania Artist Awards
- Muziki Gani (Nay Wamitego featuring Diamond) won the Best Collaboration Song Tanzania Artist Awards
- Best International Act nominee at BET Awards
- Number One won the Best Afro Pop Song at the Tanzania Artist Awards
- Most Gifted Video of the Year at the Channel O Music Video Awards
- Best Music Video at the Tanzania Artist Awards
- Song of the Year at the African Muziq Magazine Awards
- Best Artist East Africa at the Top Ten YouTube Music Awards
- Nominated as the Best Male Artist at the MTV Africa Music Awards
- Best Video of the Year nominee at the African Muziq Magazine Awards
- Most Gifted Afro Pop at the Channel O Music Video Awards
- Diamond (featuring Davido) won the Best Collaboration at the MTV African Music Awards
- Best Male East Africa at the African Muziq Magazine Awards
- Most Gifted East at the Channel O Music Video Awards
- Number One won the Favourite Male Video at the People’s Choice Awards
- Song of the year at the Tanzania Artist Awards
- Number One Remix was nominated for Best Collabo at the African Muziq Magazine Awards
- Most Gifted Newcomer at the Channel O Music Video Awards
- African Artiste of the Year at the Headies
- Prize in Entertainment at the Future Africa Awards
2015
- Best Male Artist nominee at the Tanzania Artist Awards
- Nominated as the Best Male Performer Tanzania Artist Awards
- Songwriter of the Year nominee at the Tanzania Artist Awards
- Favourite Male Artist nominee at the People’s Choice Awards
- Best African Act at the MTV Europe Music Awards/Worldwide Act
- Mdogo Mdogo was nominated as the Afro Pop Song of the Year at the Tanzania Artist Awards
- Best Collaboration (BumBum Ft Iyanya) nominee at the MTV African Music Awards
- Video of the Year at the Tanzania Artist Awards
- Nitampata Wapi won the Best Zouk/Rhumba Song at the Tanzania Artist Awards
- Best Collaboration at the Tanzania Artist Awards
- Nominated as the Best Male Artist at the MTV Africa Music Awards
- Best Live Act at the MTV Africa Music Awards
- East Africa Superhit at the HiPipo Music Awards
- Worldwide act (Africa/India) at the MTV Europe Music Awards/Worldwide Act
2016 – 2018
- Nominated as the Best Male Artist at the MTV Africa Music Awards – 2016
- East Africa Superhit at the HiPipo Music Awards – 2016
- Best Male Artist East Africa at the African Muzik Magazine Awards – 2016
- Artist of the year nominee at MTV Africa Music Awards – 2016
- East Africa Best Video at the HiPipo Music Awards – 2016
- Best International Act nominee – 2016
- African Video of the Year at the WatsUp TV Africa Music Video Awards – 2016
- Best African Combo Video at the WatsUp TV Africa Music Video Awards – 2016
- Nominated for Best African Performance at the WatsUp TV Africa Music Video Awards – 2016
- Best African Male Video at the WatsUp TV Africa Music Video Awards – 2016
- Video of the year at the African Muzik Magazine Awards – 2016
- Artist of The Year at the African Muzik Magazine Awards – 2016
- Best East African Video at the WatsUp TV Africa Music Video Awards – 2016
- Alive featuring Bracket won the Best Inspirational Song at AFRIMMA – 2016
- Nana featuring Flavour N’abania was nominated for Best Collaboration at AFRIMMA – 2016
- Best Dance Video nominee at AFRIMMA – 2016
- Nitampata Wapi won the Song of the Year at AFRIMMA – 2016
- Quinquennial Africa Music Vanguard Award at the HiPipo Music Awards – 2017
- Salome by Diamond Platnumz ft Rayvanny won the East Africa Best Video at the HiPipo Music Awards – 2017
- Marry You won the Africa Song of the Year at the HiPipo Music Awards – 2018
- Eneka won the East Africa Best Video at the HiPipo Music Awards – 2018
Endorsements Of Diamond Platnumz
- Diamond Platnumz is an Ambassador of Pepsi Tanzania
- Ambassador of Air Tanzania
- He is an ambassador of Luc Belaire Wine France
- Malaria no More Ambassador (Tanzania)
- Coca Cola Brand Ambassador (Tanzania)
- Brand Ambassador of Dstv Decoder