Grade A-D ,size 1.**6.0 ,purely white ,perfect round ,american ebony shell  nuclei  or American washboard shell nuclei ,baroqure shaped or drop shaped nuclei .

A   white, perfectly round, without chips or cracks, without lines.
B   white, perfectly round, without chips or cracks, with small lines.
C   white (ivory), perfectly round, with small chips and small lines.
D    brown, perfectly round, with small chips and small lines.


As a leading pearl nuclei manufacturer in china , It is to get you confidence in us and our pearl nucleus, we SHENGYUAN all staff have realized that it will be a long way to go. It will be our best appreciation if you can try our pearl nuclei out, and our first step of success will be achieved there! We are here waiting for the good news from your pearl farms with full of enthusiasm and self-confidence!


You are quitely welcome to contact   us