Welcome to Diamond Auto Locksmith - the lock and keys locksmiths in Gaithersburg, MD. What distinguishes our 24 Hour Locksmith services is the fact that our technicians use the latest locksmith tools and lock picks which enables Locksmith Gaithersburg to be your home security experts above all the rest. For more details visit us at Locksmith Gaithersburg or contact us at 240-404-7940, Address-110 E Diamond Ave,Gaithersburg,MD,20877 #DiamondAutoLocksmith #GaithersburgLocksmith #24hourlocksmith #Gaithersburg #MD.