Ranks of items

These are the ranks of the items: (which each have a rating of low, mid, high)(a low ranking of any product can be comparable to a high-rank product of the stage below it and vice versa)[like swords, armor, talisman]

[Grade 0] - nothing magical just an ordinary steel sword, steel shield. The peak of what a novice crafter could achieve. What normal soldiers of low-rank Kingdoms use.

[Grade 1] - a minor amount of mana is inside the item making it have a minor enchantment like [Minor Sharpness]. The peak of what a journeyman crafter could achieve. What common noble families in low-rank kingdoms have.

[Grade 2] - a major amount of mana is inside the item making capable of having a major enchantment like [Major Sharpness]. Expensive in low-rank kingdoms and slightly less so in mid-rank and high-rank kingdoms. What the king and dukes of a low-rank kingdom have. What the peak of an expert crafter could achieve.

[Grade 3] - a grand amount of mana is inside the item making it capable of having a supreme enchantment like [Supreme Sharpness]. Very rare to find in low-rank kingdoms, somewhat common in mid-rank kingdoms, and common in high-rank kingdoms. What some of the higher ranking noble families of mid-rank kingdoms have (not quite dukes and king). What the peak of a master crafter could achieve. What the normal soldiers of the empires have.

[Grade 4] - the amount of mana has been condensed and increased allowing 3 supreme, 5 major, 10 minor enchantments. What the king and dukes of a mid-rank kingdom have and what the common noble families of high-rank kingdoms have. What the peak of a grandmaster crafter could achieve. What the commanding officers of the empires have.

[Grade 5] - the amount of mana has been condensed and increased allowing 5 supreme, 10 major, 20 minor enchantments. What the king and dukes of a high-rank kingdom have and what the common noble families in the empire have access to. What the peak of a king crafter could achieve.

[Grade 6] - the amount of mana has been condensed and increased allowing 1divine, 8 supreme, 20 major, 40 minor enchantments. What the peak of a emperor crafter could achieve. No kingdom has access to these items and only high-ranking noble families have these such as the dukes and also the royal guard of the empires.

[Grade 7] - the amount of mana has been condensed and increased allowing 2 divine,10 supreme, 40 major, 80 minor enchantments. What the peak of a saint crafter could achieve. 6 are in the hands of the strongest empire and are only in the hands of that empire's royal family. The other empires only have 1 and that is in the hands of their emperor.

[Grade 8] - the amount of mana has been condensed and increased allowing 3 divine, 13 supreme, 80 major, 160 minor enchantments. What the peak of a divine crafter could achieve. There is one item on this level but has never been found as it was rumored to be the work of the hero with a passion for creation.

[Grade 9] - the amount of mana has been condensed and increased allowing 4 divine, 15 supreme, 160 major, 320 minor enchantments. What the peak of a celestial crafter could achieve. There is no such work on this planet as no one has achieved this level.