I guess no one realized the ring is not 18K gold legally.With the amount of silver in the setting it might be 16K,possibly less. As far as the...
Just a guess based on the OP's answers among other things. It has a Swedish control/import mark,so they didn't check the metal content.It's marked...
A piece that has been put together from different pieces like Frankenstein.
It would be interesting to know what the alloy is in the ring shank, nickle or palladium. It may be a Frankenstein piece with the shank made after...
The whole shank test 18K or just the lower half? Is the lower part the shank yellow gold or yellow plated white gold? In the photo the flower area...
What's with the frown? You don't understand what's going on...this might help. https://www.swedac.se/wp-content/uploads/2016/06/INFO_08_12_eng.pdf
Can you prove it is silver?
The material of the ring has not been confirmed and cannot be dated.
glass
It could be the master pattern to make the mold.
Poor casting,looks like a "Dime store" ring.
To bad,but he did have a notice for an art show in Italy which does have a small cameo section....
Things found on an engraving forum. Modern cameo carver with short videos and examples of cameos. https://www.facebook.com/antonio.guarracino.568
Top photo may be fossil bone,3rd photo looks like crazy lace agate.
Are you good at carving things? You could probably do a better job with one of these....
Depending on the type of metal,hardened steel is easy the break.
Looks like 18K white gold with yellow gold plating.Large stone single cut rose cut,small stones raw/uncut. Dating,if it is actually white gold...
It was a casting(cut sprues) and was to top piece soldered to something.Rectangular solder area seems to have broken off from main piece.
Could be Prehnite.
It's the same one as earlier,changed user name,IP#and e-mail address.
Separate names with a comma.