Authorities are investigating the SLOTXO removal of the alleged artifact from a protected Spanish Armada wreck off the coast of County Antrim.
It has been reported that divers may have confiscated items from La Girona, the battleship Armada, which sank from Portballintrae in 1588.
Access to the La Girona site is restricted under the Ruins Protection Act (1973).Anyone diving in a restricted area without a license could be prosecuted.
Marine patrol boats regularly inspect dive sites throughout the rest of the summer. to prevent recurrence Stormont Community Department The man in charge of the historic monument