"‘Black Tourmaline Bracelet Material Tourmaline
Finish Polished
Shape Animal/Zodiac
Place of Origin Guangzhou, China
Colour 7A Natural Black Tourmaline Bracelet
Purity
6M,8M,10M,12M
Style Classification Fresh and Sweet
The product rate of black tourmaline is low, cutting and polishing requires great precision, the first thing to do is to classify the original stone according to its understanding, quality and weight, and good craftsmanship should maintain the character of the original stone, which is more strict due to its special internal structure and high scrapping rate.’"