The jewelry holiday season started with better than expected results. In bridal jewelry, the trend is to use more color, specifically sapphire and ruby. Tanzanite is regaining popularity with renewed interest. Untreated corundum prices are…
Colored Stone MarketDr. Jeffrey Post, Curator of the mineral collection at the Smithsonian Institute, was the ideal choice for the opening lecture. His stunning images of some of the incredible specimens housed at the Smithsonian were capable…
Gem Market NewsSeveral factors have contributed to the rise in unenhanced ruby prices over the last decade. Worldwide demand has been high with the well-publicized surge in recent years from emerging markets such as China and India…
Market TrendsIn the last issue of the Gem Market News, we printed an article by Richard Hughes, titled Faith: In Search of the Lost Andesine Mines. Hughes is a respected author and gem expert who has…
Gem Market NewsDiffusion in gemology can be defined as a method of artificially coloring gemstones, not unlike the dyeing of cloth. Diffusion is actually a very common process that we meet in many different contexts. The dying of natural…
*Free Featured ArticlesA simple Rolex watch can be an easy assignment once authenticated, by simply looking up the replacement value.
The Appraiser's NotebookHistory tells us that emeralds are green. Gemology tells us that emeralds are green. In the late 1990’s one company started campaigning to refer to red beryl as red emerald, to market the rare gem…
Colored Stone MarketMarket activity this summer remained light but conditions improved from the same period last year. Wholesale dealers continue to experience resistance from the retail level of the market. With inven- tory levels low, firms are…
Colored Stone MarketThe beryl family consists of many varieties including emerald, green beryl, aquamarine, morganite, red beryl, heliodor (yellow), and goshenite (colorless). The GemGuide historically has priced five of these seven varieties. The rarity of red beryl…
Market TrendsThere are many humorous things in the world; among them the white man's notion that he is less savage than the other savages. Mark Twain, Following the Equator, p. 213 Go East Young Man From the times of Alexander…
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