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- Apr 23, 2018
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- 5,791
It's been awhile since I looked for it, but tonight I was trying to find the AGA/NAJA calculator that used to be available here:
Not sure if the update @psadmin performed broke this link, or if @denverappraiser requested it be taken down as I also no longer see it on the datlas.com website either.
Would love some feedback.
Primary purpose was I found an older article linking an OEC against a MRB, and was wanting to make sure I understood properly.
FWIW, these are the stats of the GIA report on the MRB I am curious about:
When I look at the Wiki section, using the GIA data above you can see how various elements falls across a few different planes but none are worse than a 2B stone.
This isn't a stone I would typically recommend, but the person inquiring has a unique set of circumstances and I believe this may be the better of two available stones.
Diamond Light Performance and Analysis Tools
Helpful diamond tools and resources for making confident choices for your purchases or just to learn.
www.pricescope.com
Not sure if the update @psadmin performed broke this link, or if @denverappraiser requested it be taken down as I also no longer see it on the datlas.com website either.
Would love some feedback.
Primary purpose was I found an older article linking an OEC against a MRB, and was wanting to make sure I understood properly.
Screening chart for Old European Cut diamonds
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 […]
www.pricescope.com
FWIW, these are the stats of the GIA report on the MRB I am curious about:
- 55 table
- 36 crown angle
- 16.5 crown height
- 43 pavilion depth (40.8 pavilion angle)
- medium to slightly thick girdle, 3.5%
- excellent polish & symmetry
- 63.3 total depth
When I look at the Wiki section, using the GIA data above you can see how various elements falls across a few different planes but none are worse than a 2B stone.
AGA Round Brilliant Cut Grading Chart
Use this AGA Round Brilliant Cut Grading Chart to work out if the diamond you're purchasing truly well cut.
www.pricescope.com
This isn't a stone I would typically recommend, but the person inquiring has a unique set of circumstances and I believe this may be the better of two available stones.
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