It is most likely a "Makers-mark". It is a mark put on the chain to show who made the piece of jewelry. It will have a 10k 14k or 18k beside it if it is gold.
what does sp mean on a gold chain
says it on the back of my gold chain. I assume it stands for gold chain...
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9ct/ karat gold
10kt gold
It is gold plated on sterling silver
What does gfm stamp mean on a gold chain necklace
Don’t know!!
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If by golf chain you mean a golf themed key chain, you can take it to a jeweler and have them examine the key chain to see what kind of gold it is.
your rich
It is 18 carate gold