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Gem Focus - February 2021

Posted on February 8, 2021 by Çiğdem Lüle, PhD, FGA, GIA GG, DGA

Pricing of chalcedony varies greatly. While small, calibrated cabochons are sold at very low-price points, the unusual and rare ones are priced individually, especially if they are custom cuts.


News Archive

Gemworld Recorded Webinar Series: February 2021

The global gem trade experienced unprecedented challenges in 2020. Mining, manufacturing and distribution sectors were all severely impacted by coronavirus shutdowns. Travel restrictions limited the ability to access materials in major international markets. As a result, there is a lot of uncertainty about the strength of the market and which colored stone varieties represent the best buying choices for the appetite of today's consumers. This presentation will explore the key colored stone trends and marketing methods for today's new normal. An update on current issues in the industry both color and diamond will be reviewed. Approximate running time with Q & A 60 minutes.

Hunting for 100 Point Ratings

In light of the recent announcement that the Gübelin Gem Lab would introduce a rating system for gemstones, which is admittedly influenced by the process in use for wine, it seems appropriate to examine the potential implications for our industry, but from the context of the wine industry, where the pros and cons of such systems are known.

Colored Stone Market

A new year begins where an old one ended, but there is light at the end of the tunnel. The market evolved in response to COVID-19 but some of those changes will linger long after. New approaches may challenge traditional market structures. The classic gem varieties demonstrated their unwavering ability to store value even in the worst of times.

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.

Diamond Market

Positive holiday sales drive the diamond market amid pandemic resurgence. What is old is new in a newly manufactured old European cut diamond. Dominion Diamond Mines (DDM) of Canada finally sells its Ekati Diamond Mine. Blue diamonds discovered at the legendary Cullinan Diamond Mine.

Blue Sapphire with Fluorescence

Fluorescence is a common feature for a gemologist to note for a variety of gem materials. Some common gems of which fluorescence is well-known include diamond, ruby, pink spinel, pink and purple sapphire and alexandrite.