what does O mean on a gold necklace
I think it means 10k gold
Gold Plated
What does the symbol TB mean on hook of necklace
BJ18K stamped on a chain means that the chain is made of 18 karat gold. The "BJ" may refer to the manufacturer or designer of the chain.
Most likely a makers mark.
What does gfm stamp mean on a gold chain necklace
14 KJ stamped on a necklace means it is 14 karat gold. This number signifies purity of gold, a top standard in jewelry.
Most likely it is Gold shell (gold plated) But it could be a jewelers mark.
British Units
13KGP stands for 13 karat gold plated, indicating that the necklace chain is made of a base metal that is coated with a layer of 13 karat gold. This means that the chain is not made entirely of gold but has a thin layer of gold applied to its surface.
It means that it was manufactured in Canada.