I think its a shield with artwork from the Ramayama ...When Rama hears Sita has been taken, he and his brother Lakshman set off on a quest to save her. On their journey, Rama and Lakshman travel to Kishkindha, the kingdom of monkeys. They befriend the monkey king Hanuman, who helps the brothers. Learning that Ravana has taken Sita to his island kingdom of Lanka, they set off with a vast monkey army to get her back. please see
https://asia.si.edu/the-epic-that-inspired-diwali/
Peter Hudson.