Zircon is a well-known gemstone that is available in a variety of colors from many worldwide locations. Not very well-known is the variety known as tenebrescent zircon. Tenebrescence, also known as reversible photochromism, is defined as…
Gem NotesFancy 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 TrendsThis is the fourth article in a series by the author for the GemGuide on natural vs. enhanced gems. The first article covered fancy compressed blocks comprised of natural gemstone ingredients, metals, shells and resins…
Featured ArticlesONLINE SALES ARE SIGNIFICANTLY HIGHER THAN RETAIL SALES THIS HOLIDAY SEASON FEATURED GEM: TANZANITE Strong job growth in the U.S. created great optimism prior to holidays this year. Still, the initial analysis of Black Friday spending indicates that…
*Gem Focus & Market Pulse (Free Subscriber)Market shows increasing optimism for upcoming holiday season The Confidence Board report reveals a high level of consumer confidence in today’s economy. This positive outlook sets an optimistic mood in the gem and jewelry industry as the…
*Gem Focus & Market Pulse (Free Subscriber)GEUDA SAPPHIRE: THE PAST, PRESENT, AND FUTURE OF A TRANSFORMATIVE GEMSTONE Despite humble beginnings, geuda sapphire revolutionized the jewelry industry through its transformation from insignificant rock to dazzling gem. A simple invention led to an entirely new…
Featured ArticlesThe colored gem market has more to offer than the big three (ruby, sapphire and emerald) in recent decades. Availability of bigger and higher quality garnets in a range of colors beyond the classical red varieties…
Market TrendsRuby (The King of Gems) Joanna Hardy Hardcover, 328 pages, color illustrated ISBN: 978-0-500-51941-7 ©2017 by Violette Limited and Gemfields PLC Published by Thames & Hudson It’s not common to start a book review with details of the external features of…
Book ReviewOnly minor fluctuations in diamond market following fall trade shows. Indian oversupply of low quality smalls. Indian government increases import duties. DeBeers acquisition includes the high quality Chidliak diamond resource. Pink diamond sets record as pink prices…
Diamond Market