The owner of a store shall issue a serialized receipt for each purchase or statement of appraisal of gold, silver or platinum which shall contain the following:
A. the legal name and address of the store or appraiser;
B. the name and address of the seller;
C. the date of the transaction;
D. the net weight in terms of pounds troy or avoirdupois, ounces troy or avoirdupois, pennyweight troy or avoirdupois or kilograms or grams; and
E. the fineness of the precious metal in terms of karat for gold and sterling or coin for silver.
The merchant shall retain copies of each receipt or statement of appraisal for not less than one year.