In a previous article, I briefly touched the aspect of perception in our judgement of numbers. I made the case, that since most diamond professionals first gather their knowledge with round brilliants, that they automatically apply rules for rounds to fancy shapes. This is also true with numbers. In this articl...
Numbers and perception, the case of square diamond-cuts CLICK HERE TO VIEW POST
AGS has given us cut-grading standards for Princess cuts. Designs having pavilions with 2 chevrons came first and, just recently, those with 3 and 4 chevrons. I prefer designs with minimum facets because they give stronger 'bang-bang' on-off reflections/contrast that attract the eye; they also take less time to cut ...
Vegas JCK Trade Fair My wife Drena left a week before me (with Vanessa) and visited some of our joint suppliers in ArezzoItaly, 100km south of Florence. Most unfair that she gets to go and that it seems I will not visit Europe this year; Italy is my favorite place to be, but they did some buying for me, so ...
July 29th today. About half a year ago, I wrote an article looking ahead at events and trends in the diamond industry during this year. Today, the Antwerp diamond business closes for their Summer holidays, and it is a good time to look at whether predictions came true and where my predictions were incorrect. ...
The diamond industry in 2005 – halfway review CLICK HERE TO VIEW POST
Introduction As one explores art galleries of Rome and of Florence, it is difficult to not become immersed in the literally brilliant use of jewelry in Italian Renaissant paintings. Considering the curious fact that many masters, most famously Botticelli, of the time were goldsmiths themselves...
There are many facets to a consumer- vendor relationship that come into play when buying a diamond. My goal is to help you gain some understanding of what is involved in forming a solid working relationship with a vendor, as seen through the eyes of vendors themselves. To get their perspective, I posed the question ...
The visual appearance of "Excellent to Very Good cut quality" old European cut diamonds have the effect of returning sufficient light to somewhat equate them to Modern Cut Class 1-2 range stones. "Normal & Acceptable cut quality" old European cut diamonds are somewhat equivalent in light return and visual appear...
Screening chart for Old European Cut diamonds CLICK HERE TO VIEW POST
In a round stone, the depth of a stone, measured as a percentage of the diameter, is a direct indication of the spread of that stone. Basically, one could say that a higher depth means a lower spread, while a lower depth indicates a higher spread. Unfortunately, using well-known and tested procedures for rounds...
The matter of depth in a princess-cut CLICK HERE TO VIEW POST
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