Pre-Auction Analysis: October 3rd 2018, Sotheby’s Hong Kong, Magnificent Jewels

By FCRF Team | 02.10.18
Pre-Auction Analysis: October 3rd 2018, Sotheby’s Hong Kong, Magnificent Jewels

Pre-Auction Analysis: Sotheby’s Hong Kong Magnificent Jewels, October 3rd 2018

Our Pre-Auction analysis focuses on elements that are hidden from the unprofessional eye and as always, we will describe the important visual elements for those who cannot attend the preview. We will discuss characteristics such as Undertone, Color Dispersion, and Inner-Grade (UDI; a detailed explanation appears at the bottom of this article).

We use grades 1, 2, 3, and 4 (1 being the lowest grade). The grade 4+ is granted in rare cases and stands for an exceptional characteristic. Stones that receive a minimum total UDI score of 8, without a remark, are considered to be “Gems” and are mostly suitable for high-end jewelry, collectors and the investment community. For your convenience we have added direct links for the GIA reports.

  • All images in this article review were taken with an iPhone 10, no filters were applied.
  • All auction valuations are per carat and in US Dollars.

 

Lot #1892

5.00 carat fancy vivid blue Emerald Cut, VS2

High catalog estimation: $3,057,600 per carat

 

The ultimate test for a ‘Vivid’ is whether you recognize its lively and lucid detailed colorful nature, without doubting if it’s actually vivid or not or look at the GIA report for reassurance.
In this case, a second look at the report is definitely needed. This blue diamond is...

Enter your details to read this article for free
All fields are required.
People who read this article, also read:
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 […]
Research & Studies
The Next Era of Fancy Color Diamond Supply
Secondhand market takes the lead over mining  Over the last decade, traditional mining has failed to satisfy the market demand for exceptional Fancy Color Diamonds. At the same time, following the natural succession of generations, the pre-owned market for rare Fancy Color Diamonds seems to be taking the lead. The low volume of exotic, unearthed […]
FCRF Insights
A blocked Stone Report
A GIA report with a mixed format was sent to the FCRF by one of our members. We were asked to clarify this interesting grid, as the GIA doesn’t attach an explanation for these rarely seen reports.
x close

To continue reading this article

Or

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