[1] Diamond's father, Vincent George, was the president of a gang called the Tribesmen,[2] and his mother, Victoria, was an alcoholic[2] who died of lung cancer in 2009.

[3] His older brother, Karlos, who is currently imprisoned, was an aspiring rapper under the name Mr Sicc, and a member of an Ōtara gang called Bad Troublesome Ward.

[2] At a young age, Diamond was arrested twice for fighting, and carried weapons such as a knife and an axe, but said in a 2009 interview that Karlos worked to prevent him from getting involved with gangs.

[7] However, he came under controversy in February 2008 when he appeared in a music video for the track "Put Your Colourz On", which featured South Auckland street gang members.

[9] Sid was the opening act for Ice Cube's Straight Outta Compton Tour concert in Manukau City on 22 August 2007.