2006 New York Code - Sale Of Jewelry.

 
    §  20-284  Sale  of  jewelry.  a.  Each  auctioneer  shall cause to be
  delivered to  the  purchaser  of  diamonds,  precious  stones  or  other
  jewelry,  a signed document containing a description of the article sold
  and the representations made in regard thereto at the time of the sale.
    b. Each article of jewelry sold at public auction shall  have  affixed
  thereto  a  tag,  on  which  shall  be  printed  or  written  a  correct
  description of such article.