In Australia this is 733 and each tooth will cost $30 to $50. So if eight teeth are required on your partial denture, this is going to cost you a few hundred dollars more than a single tooth.Retainers are metal clasps that grip your teeth.hey have the ITEM number 731. The price of these is included in the metal framework of a cobalt chrome denture but needs to be an added to simple acrylic dentures, for which two or three retainers are usually required. These cost about $30- $50 each.