Just hanging
What is F9 stamp
jh
What does gfm stamp mean on a gold chain necklace
I have a chain and its stamp pom 14k is it real
Just hanging
jh
meaning that the item is less than 14k gold.
What is the 925/PT mean on made in Italy gold chain
I have a similar Hallmark on an antique watch chain, gilded
KA 1772 is likely a maker's mark or a hallmark indicating the manufacturer or brand of the necklace. You can try researching the mark online or visiting a jeweler who may be able to help you identify the origin of the necklace bearing this mark.
The 375 is 9 karat and the L is likely the year 1943 (English standard) The jH 9 I am not sure,but it could mean the repeat of this.