Paraiba Tourmaline
Tourmaline is one of the most popular and complex gemstones and has a long history. Due to its rich chemistry and growth conditions, it comes not only in many different colors but also in unusual…
Market TrendsDiopside
The upbeat albeit uneventful Tucson gem shows at the beginning of 2020 have been followed by the unprecedented effects of COVID-19. While it is too early to predict any outcome, it is clear that almost everything in the gem business has been experiencing an extreme slowdown.
Market TrendsImperial Topaz
Topaz is mostly known as an affordable blue stone, or even “poor man’s aquamarine,”
Market TrendsPadparadscha
The unusual combination of pink and orange in one variety resembling an exotic sunset or a lotus flower puts padparadscha in the rare sapphires, arguably the rarest, category.
Market TrendsCobalt Spinel
Spinel is a magnesium-aluminum silicate that forms in the cubic system. While most gemologists are only aware of gem quality, transparent spinels, it is, in fact, a solid solution series with many different species that…
Market TrendsCultured Pearl Market Overview
Once a rare treasure attainable by only the elite of society, through a significant part of the 20th century, pearls held status as a fashion staple of the women in most economic classes, a trend…
Market TrendsAmethyst
Amethyst, the purple-violet variety of quartz has been revered and used by many different cultures. A multitude of symbolisms and spiritual powers have been ascribed to it throughout millennia. Although there were a number of…
Market TrendsLarge Bead Nucleated Round Freshwater Cultured Pearls, A.K.A. Edison Pearls
Fine quality nucleated Chinese freshwater pearls have earned widespread consumer appeal as one of the fastest growing sectors in the gem trade. However, visual similarity of these pearls to the once dominant seawater varieties like Akoya…
Market TrendsYellow Sapphire
Fancy sapphires have been around and popular for different reasons as much as ruby and blue sapphire. The broad color spectrum of fancy sapphires is very appealing to many consumers. Yellow sapphire, also known as…
Market Trends