Gamha Dian or Gamha Diyan is the ritual or tradition performed in Orissa on Raksha Bandhan day. Gamha Dian is the celebration during Gamha Purnima. In 2012, Gamha Dian is performed on August 2.
The ritual of Gamha Diyan is mainly celebrated by children and youths. During Gamha Dian, children and youth try to pluck the fruits and other gifts that are hung to a rope.