Trang (Jen) Pham opened La Jolla Gem Appraisal on Silverado Street in 2021 after working in the jewelry trade for seven years. To learn more, the La Jolla Light posed the following questions to Pham: ...

Gemstones, including rubies, emeralds, and sapphires, can be sold for cash, much the same as diamonds and other jewelry. However, more often than not, those stones have very little resale value, ...

It requires an expert to identify gemstones, since different gem varieties can look quite similar. It is not always easy to tell a sapphire from a tanzanite, or an aquamarine from a blue topaz, for ...

The appraisal of precious stones typically involves an array of instruments, including various general gemstone appraisal tools such as the stereoscopic microscope and more specialized analytical ...

Under-declaration ? not of cable count but of carat value ? may not be the passport to easy profits any more. For, Customs officials trained at Manikanchan, Salt Lake, are now better equipped to ...