What is the ideal sweet spot for a FIC stone ?....

[Dancing Fire]

don''t see too many of this kind of cut.

 

[Regular Guy]

I'm thinking you may already have reference to these basics...

http://www.diamond-cut.com.au/23_bicfic.htm

with crown angle above 35.5...

If you do a search right her on "FIC," there's good review. At one point, I think Mara ran some probable numbers and got like a .3 on the HCA, with EX/EX/EX/EX, so that's in the archive.