Go to where you registered them.
If the diamond has a serial number -- not all diamonds do -- you are most likely to find it engraved on the girdle of the stone.
Commit a gun related felony...
AnswerThis question is a bit confusing. If they are registered in YOUR name, YOU must have registered them, you should know what agency you registered them with, and they should be in YOUR gun safe.
Yes, it is possible as long as it is a registered gun that was obtained legally.
Some stones receive an ID by having numbers lasered on the girdle. Then the stone is registered and can be identified by its ID.
Should is an interesting word, and in this context doesn't mean much, until you expand the context of the query. If the jeweler is proving that the diamond is not on the list of stolen diamonds -- those listed with serial numbers, then, yes: the jeweler should show you the serial number on a diamond. If the jeweler wants to prove that a serial number exists on a diamond -- it cannot be seen with the naked eye -- then, yes: the jeweler should show you the serial number on a diamond. Otherwise, the situation requires a context.
If the uncut diamond is 'registered' it must have been registered for a reason. Its value may be part of this registration process, or not. Any diamond, cut or uncut, is worth whatever a buyer will pay for it.
Almost all guns are manufactured with serial numbers and are traceable, provided they are registered when purchased or transferred to a new owner.
It depends on what you have, and what you have it registered under. Every serial number is different.
By downloading serial numbers I assume you mean a list of years and serial numbers? And for the record, only John Deere dealers have this capability to ensure that serial numbers are not forged or altered.
The serial numbers on the back of a watch are there for the customer to know that the watch is real. The serial numbers can be looked up at the retailers.