Shawn Mamo, 19, of Pieta was arraigned in court today and accused of the theft of €56,000 worth of jewellery items, including diamonds, from Jos Debono Jewellery in Valletta.
The theft took place during a hold-up on the evening of December 6.
He was also charged before Magistrate Giovanni Griscti with the unlawful possession of a weapon and holding two persons against their will.
He pleaded not guilty.
The accused did not request bail since he is in prison in connection with another case.