On something like the bracelet, composed of a number of separately made pieces, there tends to be a fineness mark somewhere on each major part.
In the photo of the 2 earrings' fronts, I think I can see an 800 mark on the rim, just below the beetle's head, on the one on the right. Probably...
The earring clips say 800; OBB is correct that the other mark is for 900. Place of assay is too sketchy for me. AJ may have an idea. Sometimes...
I have an obscene number of rings, most set with stones, so often good for reference.
See if they really glow hot pink. Experimenting with my own jewels, found that only 3 of 4 light pink sapphires in a ring react that way; the...
Being a cameo brat: [ATTACH] [ATTACH]
Suspect lab pink sapphire. If you have a UV light, see how they respond to it.
Ah, I hoped to prompt a reply from someone with better access to info on this subject. It puzzles me, though, that corundum crystals large enough...
If my memory serves, synthetic red corundum was developed in the late 1800s & became available on the market, mainly for use in watches because...
Initial could be J.
Hard to know about this. The lot was not uncontested & was not cheap, but it was the first interesting thing I could vaguely afford that I had...
That's why she wrote this: https://cameotimes.com/index.php/reference/materials-guide?start=1 It does not take long to train your eye to...
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