Looks like it could be carnelian and would be almost impossible to date.
In the photo the "mark" looks like a gas bubble.
Found a couple more photos. [ATTACH] [ATTACH]
Burl wood paper weight without brass base, dead link on Ruby Lane but photo on Google images....
Looks like it has niello in the silver pieces.
Modern piece made by a Japanese master,his son was an instructor at Revere Academy when I was there for a Zogan inlay class. [ATTACH]
Looks like it's had daily use in someone's home,nothing special.
The green stones look like peridot.
Looks like their pearls were sold with 14K clasp.... https://www.google.com/search?client=firefox-b-1-d&q=DELTAH++jewelry+clasp
The Chinese copy everything,some years ago Natasha posted photos of all sides of an okimono she had carved on The Carving Path forum.About a year...
Here is a photo of mammoth ivory I carved years ago,if you saw it you would probably not know it was ivory. Also a link to an ivory carvers web...
Do you know what type of ivory you have? People have been dying ivory with tea for many years to yellow it to fake natural aging. I have 10,000 +...
Looks like molded resin.
Looks like a metal rod was soldered/braised there.
It looks like the designs were chased.The corrosion makes it hard to see what the patterns are,the top rim looks like a basket weave or knot pattern.
What is the diameter of the coin,the real coin is 15mm.
The back side looks like it's a casting,it would need to be tested for metal content.
There are many misidentified things listed on the internet... https://www.auctionzip.com/auction-lot/Copper-Brass-Opium-Pipe-on-Chain_629DEDA8A3/...
Similar piece on this page.... http://www.midislandgifts.com/nancy-dawson.html
The ring was hollow to start with.Who ever sized the ring didn't know what they were doing. [MEDIA]
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