Inhorgenta Munich Trade Fair 2017

The show featured six halls: Timepieces, Technology & Bijoux, Fine Jewelry, Elegance & Lifestyle, Carat and Contemporary Design, and Vision. The Inhorgenta Show was held February 18-21 at the Messe Munchen Fair Grounds (Munich) Germany. The main halls are connected …

Manufacturing Process Problematic?

A manufacturing process offered an unexpected surprise to a jeweler and it was not a pleasant surprise at all. This article is a warning that the outside of the jewelry may conceal something in the inside. A colleague recently sent …

The Burma Embargo

In 2008, the U.S. signed into law the “Tom Lantos Block Burmese Jade Act affecting both rubies and jade from being exported to the U.S. This past October, the ban was lifted. What were the effects of this ban over this long …

Connoisseurship: Grading Special Cases – Grading Pearls

Think of the beautiful glowing skin of a healthy baby or the dewy complexion of a beautiful young woman. These are excellent analogies because healthy skin has qualities similar to the skin of a pearl, and it is these qualities …

The Making of a Pearl—Natural Nacreous Pearl

“This prince possesses the most beautiful pearl in the world, not by reason of its size, for it only weighs 12 1/16 carats, nor on account of its perfect roundness; but because it is so clear and transparent that you can almost …

A Look at Emeralds

Emerald is the most prized variety of Beryl. The use of emeralds in jewelry and objects of personal adornment date back more than two millennia. Emerald occurrences are known from North and South America, Europe, the Middle East, Africa and …

Value Effect of Fluorescence

Fluorescence in diamonds continues to be a debated topic not only on its effect on value but whether diamond grading standards are consistent in the determination of the level of fluorescence. Ongoing discussions also concern the lighting standards used in …

Ethiopian Opal

For nearly a decade now, the new find of opal in Ethiopia has been both welcomed and debated on issues of stability and high water content. Some of the material can be quite beautiful and with the quantity that is now available, …

Jadeite, the Enigmatic Gem

Excerpt from the 2nd edition of Secrets of The Gem Trade, The Connoisseur’s Guide to Precious Gemstones by Richard W. Wise, GG (GIA) “On examining jades, one should regard those white in colour as the best, though yellow and blue …

The Power of Provenance

Aside from the gemstones and the workmanship, why do people buy what they buy? It is an age-old question. Marketing 101 teaches that you need to create a unique approach to positioning a product. What is more unique than history? You cannot …

The Jewelry Industry Summit

In March, approximately 150 members of the international gem and jewelry industry met in support of enhancing transparency of the supply chain. The meeting was held at the Fashion Institute of Technology in New York. Participants came from the mining, manufacturing, wholesale and …