Sonu (23) and Dilip (21) were arrested by a Delhi Police team from their native place in Palamu on June 21, DCP (north) Madhur Verma said.
The accused were arrested in connection with an FIR registered on a complaint by a Shastri Nagar resident, Rajesh Chauhan at Kotwali police station on May 25.
As per the complaint, Sonu had fled away with a parcel of gold and diamond jewellery worth Rs 66 lakh after which a police team was dispatched to Palamu which arrested the duo, the officer said.