Edit. There's not enough info posted to calculated HCA. Need ct weight and mm size.
Ok. That's good, and means the angles are complimentary. But I don't know for sure about it being on the edge of ideal, etc. Again my guess is bc it's shallow (ish). Do you have any advanced images like ASET/IS?6.22 - 6.27 x 3.81 mm
0.91 ct
I checked HCA is 0.9