Ave!
Brooch, Openwork, Peltas, c. 2nd into 3rd Cent AD
Copper alloy; 42mm/9.6mm
Con/ Missing pin, otherwise, As Fabricated; green patina, cleaned, not waxed.
Ref/ Not noted in Hattatt; Rare!
Seller's Note/ As this was a compression type brooch, no spring was needed. :-)