Abstract: A dynamic stock tracking method and system for continuously tracking stock contained within a receptacle by applying to the receptacle an identification device identifying the respective receptacle and containing information regarding its contents; applying to the receptacle one or more condition sensors for sensing one or more preselected conditions of the receptacle when at a particular location; transmitting by wireless a signal identifying the respective receptacle and whether or not a preselected condition has been sensed; receiving the transmitted signal at another location; and utilizing the received signal for continuously tracking the stock contained within the receptacle and whether or not a preselected condition has occurred. The preferred embodiments described are for tracking stocks of diamond and jewelry contained within receptacles, but the invention could also be used for tracking arms and weapons, or other objects requiring close security control.