Category: The Appraiser’s Notebook

Duo Valuation of an Unusual Ruby

The use of pricing adjustments is relatively common, especially when the appraiser is using the cost approach. However, in assignments where the subject property falls outside of the core range of trading for that variety…

Lab Diamond Grading Differences

Lab grading differences are becoming a hot industry issue. The differences in grades from one lab to another are problematic. Consumers are being deceived into thinking that they are buying a diamond with higher grades…

How to Grade Clarity-Enhanced Diamonds

As more companies entered into this technology, known as fracture-filling, or clarity enhanced (CE), the door became wide-open for vendors to assign the clarity grade of their choosing. While we at Northwest Gemological Laboratory have…

Appraisal Forum Tucson 2012

In Tucson, an appraisal forum was held, developed and sponsored by the California Institute of Jewelry Training and Master Valuer International. The concept was to invite a panel of appraisal experts to discuss appraisal issues…

Copyright is Not a Right to Copy

An honest, upscale jeweler sends his appraiser friend the most recent password for accessing the GemGuide online. Not a big deal he thinks, as he has experienced numerous occasions with customers having copies of price…