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2019 Rapaport State of the Diamond Industry - Video ...

https://www.pricescope.com/community/threads/2019-rapaport-state-of-the-diamond...
@John Pollard I came across a GIA article whereby a MMD was almost mistaken for a natural at GIA (need to go find it) But also in last years GIA Gems issue whereby it stated that testing MMD melees remain challenge.
@John Pollard I came across a GIA article whereby a MMD was almost mistaken for a natural at GIA (need to go find it) But also in last years GIA Gems issue whereby it stated that testing MMD melees remain challenge.
@John Pollard I came across a GIA article whereby a MMD was almost mistaken for a natural at GIA (need to go find it) But also in last years GIA Gems issue whereby it stated that testing MMD melees remain challenge.

Need advice on OEC diamond | PriceScope

https://www.pricescope.com/community/threads/need-advice-on-oec-diamond.253960
John Pollard shares this link to Al Gilbertson’s important book on the evolution of diamond cutting and cut styles, “American Cut”. Thanks to Al and John. American Cut; The First 100 Years - Al Gilbertson *FREE PDF*
John Pollard shares this link to Al Gilbertson’s important book on the evolution of diamond cutting and cut styles, “American Cut”. Thanks to Al and John. American Cut; The First 100 Years - Al Gilbertson *FREE PDF*
John Pollard shares this link to Al Gilbertson’s important book on the evolution of diamond cutting and cut styles, “American Cut”. Thanks to Al and John. American Cut; The First 100 Years - Al Gilbertson *FREE PDF*

our own John Pollard in a AGS podcast advertisement | Page ...

https://www.pricescope.com/community/threads/our-own-john-pollard-in-a-ags-podcast...
Anyway enough fun... Yes AGS's type of Ideal cut or one that its software gives good marks to is a fairly safe bet. But it is not the only one and to lose sight of that the consumers will lose a lot. I love well cut RB's and they have a place on the market but lets leave room for other designs...
Anyway enough fun... Yes AGS's type of Ideal cut or one that its software gives good marks to is a fairly safe bet. But it is not the only one and to lose sight of that the consumers will lose a lot. I love well cut RB's and they have a place on the market but lets leave room for other designs...
Anyway enough fun... Yes AGS's type of Ideal cut or one that its software gives good marks to is a fairly safe bet. But it is not the only one and to lose sight of that the consumers will lose a lot. I love well cut RB's and they have a place on the market but lets leave room for other designs...

Unique characteristics in MMD | PriceScope

https://www.pricescope.com/community/threads/unique-characteristics-in-mmd.250194
John Pollard said: With all that said, for better or worse, our plans, tech and tools were developed to follow the essential shape of natural octahedron or dodecahedron. So when we introduce material which grew in vertical layers there's a learning curve.
John Pollard said: With all that said, for better or worse, our plans, tech and tools were developed to follow the essential shape of natural octahedron or dodecahedron. So when we introduce material which grew in vertical layers there's a learning curve.
John Pollard said: With all that said, for better or worse, our plans, tech and tools were developed to follow the essential shape of natural octahedron or dodecahedron. So when we introduce material which grew in vertical layers there's a learning curve.

Help picking diamond | PriceScope

https://www.pricescope.com/community/threads/help-picking-diamond.253109
For instance the other day another user was looking at a stone reported as a 35/40.8 combo but came back as a 34.7/41 combo on the SARIN. The images that came back also were not as good as yours. Still, it was a beautiful stone. ... With grateful acknowledgment to John Pollard, Sergey Sivovolenko, AGSL and GIA Laboratories for valuable ...
For instance the other day another user was looking at a stone reported as a 35/40.8 combo but came back as a 34.7/41 combo on the SARIN. The images that came back also were not as good as yours. Still, it was a beautiful stone. ... With grateful acknowledgment to John Pollard, Sergey Sivovolenko, AGSL and GIA Laboratories for valuable ...
For instance the other day another user was looking at a stone reported as a 35/40.8 combo but came back as a 34.7/41 combo on the SARIN. The images that came back also were not as good as yours. Still, it was a beautiful stone. ... With grateful acknowledgment to John Pollard, Sergey Sivovolenko, AGSL and GIA Laboratories for valuable ...

CBI fire | PriceScope

https://www.pricescope.com/community/threads/cbi-fire.242606
There are multiple SMTB threads with photos and videos that you can find by searching my user name. As to why CBIs exhibit consistent fire/dispersion with minute differences in crown angle and table percentages, I am sure @John Pollard would have a technical and thorough answer for that question.
There are multiple SMTB threads with photos and videos that you can find by searching my user name. As to why CBIs exhibit consistent fire/dispersion with minute differences in crown angle and table percentages, I am sure @John Pollard would have a technical and thorough answer for that question.
There are multiple SMTB threads with photos and videos that you can find by searching my user name. As to why CBIs exhibit consistent fire/dispersion with minute differences in crown angle and table percentages, I am sure @John Pollard would have a technical and thorough answer for that question.

How to determine which mine a diamond came from | PriceScope

https://www.pricescope.com/community/threads/how-to-determine-which-mine-a-diamond...
John Pollard Crafted by Infinity US Director 2008-2020. ame Super_Ideal_Rock. Joined Jul 7, 2004 Messages 10,789. Sep 2, 2011 #7 ... The industry works hard to ensure conflict-free provenance for the end-user and for many consumers that is enough.
John Pollard Crafted by Infinity US Director 2008-2020. ame Super_Ideal_Rock. Joined Jul 7, 2004 Messages 10,789. Sep 2, 2011 #7 ... The industry works hard to ensure conflict-free provenance for the end-user and for many consumers that is enough.
John Pollard Crafted by Infinity US Director 2008-2020. ame Super_Ideal_Rock. Joined Jul 7, 2004 Messages 10,789. Sep 2, 2011 #7 ... The industry works hard to ensure conflict-free provenance for the end-user and for many consumers that is enough.

Is White Flash still reliable? | PriceScope Forum

https://www.pricescope.com/community/threads/is-white-flash-still-reliable.213617
Is White Flash still reliable? I don’t see them here recently. I am planning to purchase something from them. Why they stop posting here? I really liked John. All their posts I found on Picescope are so old- almost 10 years! Does anyone know anything?? Thank you, Moko
Is White Flash still reliable? I don’t see them here recently. I am planning to purchase something from them. Why they stop posting here? I really liked John. All their posts I found on Picescope are so old- almost 10 years! Does anyone know anything?? Thank you, Moko
Is White Flash still reliable? I don’t see them here recently. I am planning to purchase something from them. Why they stop posting here? I really liked John. All their posts I found on Picescope are so old- almost 10 years! Does anyone know anything?? Thank you, Moko

Table at 59% HELP... | PriceScope

https://www.pricescope.com/community/threads/table-at-59-help.74806
This serves the end-user (the consumer) better than a static chart since each diamond is judged on its own merits - far beyond what a two-dimensional chart or system can take into account. ... John Pollard Whiteflash Director of Education 2004-2007. Lynn B Ideal_Rock. Joined May 9, 2004 Messages 5,609. Dec 24, 2007 #24 Crillis,
This serves the end-user (the consumer) better than a static chart since each diamond is judged on its own merits - far beyond what a two-dimensional chart or system can take into account. ... John Pollard Whiteflash Director of Education 2004-2007. Lynn B Ideal_Rock. Joined May 9, 2004 Messages 5,609. Dec 24, 2007 #24 Crillis,
This serves the end-user (the consumer) better than a static chart since each diamond is judged on its own merits - far beyond what a two-dimensional chart or system can take into account. ... John Pollard Whiteflash Director of Education 2004-2007. Lynn B Ideal_Rock. Joined May 9, 2004 Messages 5,609. Dec 24, 2007 #24 Crillis,

An Overview Of Common Alloys Used In Jewelry | PriceScope

https://www.pricescope.com/articles/overview_common_alloys_used_jewelry
Fine jewelry settings are created from precious metals. This article addresses some important information about gold, white gold, rhodium plating and nickel allergies, as well as covering fine distinctions between common platinum alloys. Many alloys exist and new ones are constantly being developed. Here is an overview of some of the most common encountered in […]
Fine jewelry settings are created from precious metals. This article addresses some important information about gold, white gold, rhodium plating and nickel allergies, as well as covering fine distinctions between common platinum alloys. Many alloys exist and new ones are constantly being developed. Here is an overview of some of the most common encountered in […]
Fine jewelry settings are created from precious metals. This article addresses some important information about gold, white gold, rhodium plating and nickel allergies, as well as covering fine distinctions between common platinum alloys. Many alloys exist and new ones are constantly being developed. Here is an overview of some of the most common encountered in […]
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