The grade F1 doesn't make sense in grading a diamond, since the letter F indicates flawless, while the number 1 counts the number of -- typically -- flaws in a diamond.
A flawless diamond will include nothing to count with a number.
For a diamond, FL, or flawless, is the highest grade for clarity -- it is perfection for the stone in terms of its clarity.
The highest grade for 'white' diamond colour is D, not A. D is a higher grade than H in diamond colour.
The grade AA 5 is not a common grade for diamonds. If this is the only grade given for the stone you are buying, you might be buying something other than a diamond.
she is but she is ugly
It depends on the cut and the grade of the Diamond.
Fireman...Pay grade level 1
D would be the highest grade
yes up-grade is used to evolve a porygon
The highest clarity grade is F - Flawless, or IF - Internally Flawless.
You use it on a porygon and it will evolve.(Pokemon Diamond, Platinum, and Pearl only.
The Diamond III's are selling from $900 to $1360
Some gem-quality diamonds are ranked as 'colourless'. This grade is a D grade diamond.