Brown Onyx and online Silver Ring

Silver and Brown Onyx Ring. Size 7 1/2. Weight is 4 grams. Stone is triangle shaped and set in a sawtooth surround, bordered by a silver chain, three beads and a feather, all in silver. Hallmarked with a stamp, artist not known. A very classy ring. Stone is well polished and there are no wear marks. Silver content not known or indicated.

Another piece from online my wife's collection dating to the 1980's and acquired in Farmington, NM. The other rings are shown in one photo, all currently available.