Lab-grown diamonds. If they are sold in large quantities, they most
likely originate from China, because China's technological advancements
have enabled it to mass-produce HPHT diamonds at a relatively low price,
with good quality and a stable supply...
I am Chinese, so firstly, I want to clarify that the maker's markings
are in Chinese. "千足金" (999‰ pure silver) means 999‰ pure silver content.
The markings look rough, suggesting it's an older product, as they
appear to be hand-engraved rather than m...