Kenneth Crocker, 38, of St. Peters was arrested Thursday for a June 25 robbery. Crocker allegedly displayed a handgun and demanded more than 100 gold coins and diamond rings from the store owner.
Crocker and his girlfriend, Crystal Siefke , 29, were arrested without incident.
Siefke admitted to pawning some of the stolen jewelry at various pawn shops. A search warrant executed at Crocker and Siefke’s residence recovered around 70 rings.