Pre-Auction Analysis: May 18th 2016, Christie’s Geneva

By The FCRF Team | 16.05.16
Pre-Auction Analysis: May 18th 2016, Christie’s Geneva

May 18th 2016, Christie’s Geneva

Our pre-auction analyses focus on visual elements that are not expressed on the GIA report, such as “inner-grade”, “undertone” and “color dispersion”. We use grades 1, 2, 3, 4 and 4+ to evaluate these features. It is often difficult to identify these characteristics when viewing stones in an auction catalogue. For the first time, we are also including the rarity of each stone, calculated by our Rarity Evaluator tool.

Please note that all photos were taken with an iPhone 6.

In many of the lot descriptions, Christie’s noted that the stones’ weight is ‘approximate’; we questioned why this was specified because with a GIA report, the weight is always stated as an exact measurement.

Lot #242  The Oppenheimer Blue

14.62 carats; FCRF Rarity Evaluator: A stone with similar characteristics is available in the market only once every few years. Approximately 23% of Blue stones are cut as Emeralds.

High Estimate, Price Per Carat: $3,170,446

Realized Price (Including Premium): $3,967,351 Price Per Carat (Updated 20/5/16)

0d5a3a6fc0c44f1ccf2eb5531e6eb1d6It is very rare to see a diamond with a 1:54 ratio and low depth percentage of 59.9% (which is a feature, as low depth makes the diamond appear larger than its actual size). The color is very dark and could easily be mistaken


The article has been sent to your email address. Enjoy!


Read This One Article For Free

Fill out the info and a link will be sent to
you. Your data will be kept safe with us.

All fields are required except for company name.
People who read this article, also read:
FCRF Insights
8 Things Your Client Needs to Know Before Buying a Fancy Color Diamond
Don’t Do 1. Don’t put too much emphasis on Polish, Symmetry and Clarity. These parameters were made first and foremost for colorless diamonds. The value of a fancy color diamond is determined above all by its beauty, quality of color and rarity. Color retention is a top priority when polishing a Fancy Color Diamond while […]
Research & Studies
Fancy Color Diamonds, A Guardian Angel for the Next Generations
The COVID-19 pandemic brought with it unprecedented chaos. Angry mobs looting Fifth Avenue stores and a complete lack of clear governmental policy has left many high-net-worth individuals with a feeling of uncertainty, tempting investors to seek out portable forms of wealth. During this period of upheaval, and in light of the attention the Fancy Color […]
FCRF Insights
My Fancy Color Diamond of the Decade
Ephraim Zion, Dehres “One of the most beautiful diamonds that I’ve seen during the last decade is a 1.10 ct cushion fancy vivid green, with the deepest and rarest color. The most obvious characteristic of this colored diamond is its saturation and brightness. To find diamonds in such a unique and vibrant green color is […]
x close

To continue reading this article


Shopping Cart

You cart is empty

Apply for Membership

Become a part of our community and get unlimited access to all of our innovative Tools and Articles

The FCRF App is now available for
Download Button
Continue To Website