Thanks again for all of the interest and comments. I can understand that you might find the patenting of a necklace design unusual; I know from experience that they are not given out very often.
Thanks to Knotty Panda for posting the USPTO link. You can also view the patent drawings on this...
One Pearl's design patent
One Pearl's design patent
Thanks for your interest in One Pearl’s designs. This is not a gimmick or a “made up” patent number. We have a registered design patent with the US government, which you can look up online at the US Patent and Trademark Office’s website...