Grade This

We'll start with an easy one: clarity-grading a 2.25-ct. diamond supplied by Los Angeles diamond wholesaler Gaby Landau of J. Landau Inc. Accompanying the diamond is a Gemological Institute of America Gem Trade Lab report, and on the stone paper is a "sticky" with Sarin measurements. Why the GIA report and a sticky? What are the similarities and what are the differences? And based on the following information, how would you grade the diamond? Splitting the difference. Landau included the two separate information slips because she knows that GIA doesn't provide as many cutting details as a Sarin report does. This is a standard service she furnishes to all her clients, providing crown angle and pavilion measurements for better evaluating the diamond's cut. Take a look at the measurements provided by GIA, then note the measurements provided by Landau and the Sarin report. The Sarin me
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