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Interview with Dorothée Gizenga, Executive Director of DDI

JCK 2010 Interview with Dorothée Gizenga, Executive Director of Diamond Development Initiative

Price-prediction of diamonds – My analysis of the Alrosa-analysis

Last month, Russia’s biggest diamond miner Alrosa (currently the biggest worldwide supplier of rough diamonds) produced a report analyzing the supply, demand and prices of rough diamonds for the next 8 years.

New GIA and AGSL Naming Conventions For Cushion Cut Diamonds

Since October 2009 The Gemological Institute of America (GIA) has attempted to clarify and reorganize its naming of cushion cut diamonds to leave less room for interpretation and inconsistency from one grader to the next. The American Gem Society Laboratories (AGSL) has also made similar efforts to enhance the consistency of its naming conventions to follow the lead of GIA.

Diamond Feather Inclusions: A Durability Risk?

When is a Feather a Durability Risk?

 There have been multiple forum discussions about feathers and durability.  In an effort to alleviate Pricescope poster concerns, we have asked several participating diamond experts to answer the question, “when is a feather a durability risk?”  Before we delve into their responses, let’s first take a look at the nature of feather inclusions.

What Is An Independent Appraisal and The Benefit In Securing One

Diamonds and jewelry sold in today’s market, are usually accompanied by several pieces of documentation, including the diamond grading report and an itemized bill of sale / sales receipt. In many instances, sellers also offer and include an “appraisal” as part of their sales package. Sometimes this appraisal is created in-house by a member of the staff, while other times, the seller will contract with a 3rd party to appraise all of the diamonds and jewelry they sell and will provide these appraisals to their customers. The purpose of this article is to explain the benefit for a customer to specifically obtain a proper Independent Appraisal and to clearly distinguish between an Independent Appraisal, versus other forms of appraisals, including appraisals offered by the seller. From the outset, we need to distinguish between a bill of sale / sales receipt and an appraisal.