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I think the first question should be: What kind of stone is this?
I'm not seeing any diagnostic inclusions.
But I do notice that the facet edges do not appear sharp.

The ring looks very worn, like a plating is wearing off. Any stamping on the inside? Quality stamps, maker's marks, hallmarking?

I removed some of your photos because they did not offer any relevant information.

Hello and welcome to our forum.
May I request that you take a picture of the stone without magnification?
Thanks.

Green is not a color one often sees resulting from Be diffusion. But you could always send the sapphire to GIA of AGL for further testing.

Beryllium Diffusion of Ruby and Sapphire
John L. Emmett, Kenneth Scarratt, Shane F. McClure, Thomas Moses, Troy R. Douthit, Richard Hughes, Steven Novak ...

Grand pics, ChrisP!

Sidebar. Treatment to me, suggests a post formation event.
A natural ruby undergoes heat treatment in an attempt to improve its characteristics, right?
If no indications of heat treatment are found, it can be labeled as "no evidence of heat treatment".

Earth mined rubies typically form at high ...

I don't see any pics.

Aso, note that I moved your post to CSI: Colored Stone Identification.

Hello.
I think your pictures depict faceting abrasion on the surface of your stone, not internal characteristics.

Well worth it. Thanks.

Chris, I had to delete your photos because they were not loading properly.
Please try submitting them again.
Thanks.

https://www.jewelryconference.com/

Brilliant. Your narration is haunting.

After 25 years of the old phpBB format, the coding became obsolete and would no longer be supported. The decades of our information would have disappeared in a puff of internet obsolescence.
The new format is current and obviously generic, but all still works and all info has been saved.

Let me ...