... It is the good partner for the treasure hunter. Gold/Diamond metal detector VR3000:Introduction: Main Detecting Targets of VR3000 long ... range gold/diamond metal detector: Diamond, Gold, Silver, Copper, Lead, Tin. Six metals or minerals in total. VR system was originally ... a receiver and the transmitter.(2) Most common frequencies are Diamond, Gold, Silver, Copper, Lead, Tin(3) Detecting Range: ...