It means that its only gold plated
no
A gold ring hallmarked with "SETA" and two dots likely indicates that it was produced by a specific jeweler or manufacturer, with "SETA" being the brand or maker's mark. The two dots may signify a particular quality standard or purity level, although their exact meaning can vary by region and hallmarking system. To confirm the specifics, it's best to consult a jeweler or an expert in hallmark identification.
Probably not, just SETA jewelry that is most likely gold plated only.
The Maker's Mark
is AJ a gold mark
This means 10k gold.
GA is proablbly the makers mark or Sponsors mark as its known.
That's a purity mark, indicating that the gold is 99.5% pure.
The mark Decesare is an Italian Designer of fine gold jewelry.
g-23
That's a purity mark, indicating that the gold is 99.5% pure.
that would be the manufacturers mark.