Category: Market Trends

Red and Hot Purple Tourmaline

Unheated and vividly colored purplish red cuprian tourmalines have gained a special niche and become more of a collector’s stone, while rubellite remains one of the favorite tourmalines in the market.

Pink Spinel

Gem quality spinel has a long history of being confused with other gems or even a misguided reputation of being a ruby simulant. Thanks to newly gained appreciation and understanding of its own qualities, it now stands on its own merit as a fine gemstone in the modern gem market.

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…


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.


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.

Cobalt 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…

Cultured 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…