Agreed, which is why you’d expect 10k to tarnish easier than 14, 18, etc. But from what I can find, this method would take some time with even 9 or 10k.
I’ve had my father’s ring for 22 years, without a stone. In fact I remember this ring from the mid ‘70 and the stone was missing even back then. I recently had a small, pale blue-gray star sapphire that I’ve had for years (I’ve collected cut gemstones for...
I’m going to try chlorine first and if I’m not happy with that, I’ll give iodine a try. I don’t know why chlorine or iodine didn’t show up in my initial google searches but when specifically searching for them there’s lots of hits.
I should have taken a before photo but didn’t think of it — it was so shiny it looked like a fake from a gum ball machine. Thanks for the help, everyone! Photo on my daughter’s hand. ...