How to grade seashells

There are different kinds of seashells in the market waiting for you to choose from, so it is not an easy thing to tell which one is good, and to grade them, but do not worry, I will give you some guidance. You will know how to grade seashells after reading this article.
The first thing you should do, if you think it is necessary is to study the GEM grade, which is free of any flaws or discoloration for seashells, it is a very useful step. The second step is to know the F+++ grade; you can try to evaluate the seashells, when minor blemishes or flaws are present, but there is one thing that you must keep in mind, which is that, the seashells can not be taken away from the natural aesthetics of the shell. Then you should know something about the F+ indication, if the seashells have growth lines and nacre blemishes, then they can get this grade, they can also be graded by some of the dealers as “good”. Then is to try to explore the FINE grade, if the seashells have a nick, is not fully developed, or contains natural scars from healed injuries, then they can named as this rank, of course, there are also some others, such as the one, which has after-collection damage is also in this rank. The last but not way is to visit some websites to see rare shells; you can visit the Conchology and so on, which can give you some ways on how to grade seashells.
Seashell is the important part in shell jewelry so we should know the basic knowledge of how to grade them. Here I just list you some of the main ways on how to grade seashells, of course, they are not the all, you can also learn something from other approaches; hope this can give you a help.