This is an exceptionally crafted vintage Chinese hardstone snuff bottle skillfully lapidary-carved from a single, solid block of natural Dendritic Chalcedony. 
This piece stands out due to its superior, high-end technical workmanship:
CONDITION REPORT
Excellent vintage condition. Perfectly intact with zero post-production chips, cracks, or repairs. All surface veins, fissures, and internal clouds are 100% natural to the gemstone's origin.
See photos for the condition and size.