18. 二手 天然皮特石圓珠手鐲（附真品證明書）

This is a natural matrix blue asbestos quartz (blue pietersite) bracelet, with bead sizes approximately 13.5mm, an inner circumference of about 18cm, cut in a round bead shape (16 beads), with a total weight of 54.87g. The color is black-blue and gray-blue, accompanied by a certificate of authenticity. The actual item has a strong blue hue with a beautiful luster, and the small brown parts characteristic of natural stone accentuate the pietersite's undulating and profound expression. There are no significant visible damages; purchase requires an understanding of the characteristics of natural stones.