18K gold On gold jewelry, i believe that the mark 750 means that out of 1000 parts, 750 of them are pure gold leaving 250 of them as various alloys and reducing the purity level from 24 karat to 18 karat or from 100% to 75%. I hope this helps
What does the hallmark c963 mean
18K Gold Plated.
STG should mean Sterling (Silver).
In general, 750 is used rather than 18K in Europe. For example, a British hallmark for 18K jewelry will usually have The maker's mark, 750, the assay marks and the date letter. However, not all European jewelry will use millisimal fineness, some still will use 18K instead, however its very rare that US-made jewelry will use 750 rather than 18K.
The marking "750" on jewelry indicates that the piece is made of 18-karat gold, meaning it contains 75% gold and 25% other metals. This hallmark signifies a higher purity level compared to 14-karat gold, which contains 58.3% gold. The "750" stamp is commonly used in Europe and is a standard for quality assurance in gold jewelry.
The markings "18k" and "750" on your watch indicate that the gold used in its construction has a purity of 18 karats, which is 75% pure gold. The "750" stamp is a hallmark that confirms this gold content. Both markings signify high-quality gold, commonly used in luxury watches and jewelry.
A French hallmark that was struck in jewelry in finished condition that were brought to be examined by the French assay office. One cannot be sure of the origin of a piece of jewelry with this hallmark. It has been used since 1893.
750 is the marking for 18 KT Gold, and most likely FB is the hallmark of Franz Breuning. Is it a modern looking piece?
Probably the hallmark? Google hallmarks to find out more.
is ch750 real gold or not
It's of the romantic co. It's their trademark insignia
it's a vintage jewelry brand