Sorting akoya loose pearls
Processing technique of Chinese akoya pearls - One: Sorting loose pearls
All loose pearls must be firstly sorted according to their sizes, shapes, and other qualities by trained workers.
As natural colors of akoya pearls, white, grey,black, yellow colors are available.
The steps of processing technique for Chinese akoya pearls
Step one. Sorting
Step two. Drilling
Step three. Bleaching
Step four. Polishing
Step five. Stringing
Step six. Grading
