Sebastian has released nine top ten albums, including three number ones. The first seven all gained either platinum or multi-platinum certification. He has also achieved twenty two top twenty singles, with thirteen reaching the top ten, including six number ones. He is the only Australian male artist in Australian chart history to achieve six number one singles, and places third overall for all Australian acts. Nine of his singles have been certified multi-platinum, including the 11× platinum "Battle Scars". His debut single "Angels Brought Me Here" was the highest selling song in Australia in the decade 2000 to 2009. With 65 platinum and five gold certifications and combined album and single sales of over 4.7 million in Australia, he has the highest certifications and sales of any "Australian Idol" contestant.