If your bottle has an embossed entwined HP mark on the base of the bottle, it was made by the glass factory of Pochet et du Courval in France after Lalique perfumes were marked with a signature on the bases. Last edited by Nostalgie; 6th September at I still have some. Anonymous April 24, at
It is in a pristine green box that is cloth lined.
Prior to this, they were acid etched, stamped and some had round paper labels, while many have no distinguishing marks. Last edited by Guest 3; 8th September at This stamping usually consisted of four numbers and was visible on the bottom of each item and is a "batch code", which is used by the company to note what year and month the product was created. I appreciate it so much! How to Date Your Perfume Bottle.