920 is 92.0% Gold or 22K Gold.
417 - 10K gold 500 - 12K gold 585 - 14K gold 666 - 16K gold (gold teeth and fillings) 750 - 18K gold 792 - 19K gold (used in portugal) 833 - 20K 916 - 22k gold 999 - 24K gold
that it is 22kt gold
22 carat gold
It's not a common marking used in the US but yes it means gold. 52.5% is gold.
TJ is probably the initials of the jeweler who made the item. 585 = 14K Gold. European jewelers use the metric system for marking gold content. 375 is 37.5% Gold or 9K 416 is 41.6% Gold or 10K 585 is 58.5% Gold or 14K 750 is 75% Gold or 18K 919 or 920 is 91.9% Gold or 22K
58.5% gold or 14 carat
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.