It seems though that the main starlet will be Elisa Balbo. She performed under the baton of iconic conductor Ricardo Muti during the 2015/16 season and was chosen to perform alongside Andrea Bocelli during his world tour in the following season. They will be accompanied by Paolo Andreoli. Keep your ears open for the others as well though as they might surprise you, particularly Ana Petricevic.
Ticket price are categorized for Platinum IDR 1,750,000, Gold IDR 1,250,000, Silver IDR 850,000, Bronze IDR 550,000. You could also buy ticket through (021) 29 889 889 or Loket.com