It's not a common marking used in the US but yes it means gold. 52.5% is gold.
920 is 92.0% Gold or 22K Gold.
58.5% gold or 14 carat
The phone number of the Gold Museum is: 706-864-2257.
yes
This marking means that the piece is gold plated. The 12K refers to purity of the gold. The 00/15 means that the gold is 15 per cent of the total weight.
375 is the marking for 9 carat gold. Usually vintage European will have this marking.
585 is an equivalent marking for 14k gold (real gold, not plated)
.925 is Silver.
917 or 918.
T
your item is spanish silver and mabye gold washed