Diadem has had 1 concert.

Diadem is most often considered to be Electronic, Death Metal, House, Disco, Deep House, Viking Metal, Classic Disco Polo, and Disco Polo.

The last Diadem concert was on August 21, 2014 at Avenue of the Saints Event Center in Indianola, Iowa, United States. The bands that performed were: Ascension / Desert Dwellers / Random / Aeon / Archnemesis / Rework / PumpkinHead / Professor / Bird of Prey / Birds of Paradise / Generator / Mr Rogers / Clandestine / Kll Smth / Oversoul / Cloud-d / Woody McBride / Dixons Violin / Treavor Moontribe / Diadem / Scatter / Chris Grant / Tha Fruitbat / Basilisk / Buddha Bomb / Rum Runner / Loom in Essence / Primordial Ooze / Nu Clear / Trypticon / Trill Ferrell / Linear Symmetry / Aaron Lee / Kataphasis / Spacey Koala / JOHNNY FOREPLAY / Thumpur / catdog / Samyaza / Jade Reed / Resonant Language / Qubit / Purusa / Sinestalien / Centrific / Sammy Marz / CinderVOMIT / Acidbat / JMNM / Mindblur / Upavas / Aumlab / Kandi Kid Assassin / Btsunami / Priapizzm / Nnothing / Omnipresent Miscreants / Strooya / Dfectv / DJ Sharlo / Craigomaniac / Echo Squeeze / Clancy the Rebuilder / Lion Mayne / Pandable / Asymptotic / Norman Wells / MiscellaneousT / Moondoggy / DJ Rype / Pandanandi / Maddhatter / Krikett / Koru and Energon / JethroX / Rheannon / TheGimp! / Nitrous Cookie / Justincase Boy / Ot Kun / Tr0p3 / Cosmic Grow / Siens / Jangbu / Aktif / Ethertrogg / Transiant / Psychomorphic / Goaneck / Fractal DNA / Wichdokta / Psykayda / Jagno Gaia / Pulse Drift / Cryoverb / iLLustratuk / NY Josh / Hardkor Nate / MeloD1K / Spycht / Causai / Skroller / Weak Acid Movie / Julian Rivera / The Gabber Jihad / Vensker / Propsyles / Naiad Daiad / Rob Banx.