Pearl Value Factors
There are seven factors that affect the value of a pearl. They are size, shape, color, luster surface quality, nacre quality (which is most...
Category: Antique and collectible jewelry
Gemstone sight identification
For colored gemstones, cutters are paid based on weight, so they usually add a little weight to the pavilion (above right). Synthetic gems and...
Jewelry fittings and findings
Sometimes, we find new information about old ideas, especially for antique jewelry.The 1854 patent below, shows an improvement to the "kidney" wire in common...