what does 875 and head on jewelry mean
The 875 stamp stand for purity of the gold. 24kt gold is 100% pure gold,23kt gold is 95.8% pure,22kt gold is 91.60% pure and 21kt gold is 87.50% pure. This purity is obtained â¦ when you calculate (24kt/ 21kt) * 100 = 87.50%.11 people found this useful.hat is the meaning 916 kdm in gold?  KDM: Gold Jewelry from some places is / was marked with a KDM stamp  which means that the Jewelry was soldered with Cadmium.
On French silver jewelry, the most often-seen mark is the boar s head, the mark of the Paris Assay Office, indicating a fineness of 800 or higher on small articles (such as jewelry). This mark was in use from 1838 to 1961.n French silver jewelry, the most often-seen mark is the boar s head, the mark of the Paris Assay Office, indicating a fineness of 800 or higher on small articles (such as jewelry). This mark was in use from 1838 to 1961.