This  poison ring is set with a smoky quartz stone and is crafted of solid sterling silver. It opens to reveal a secret compartment that could hold small pills, a prayer, or other small important keepsakes. 
Square Genuine Smoky Quartz (6mm) 
Band is 3mm wide at thinnest part 
Weight is About 5.4g to 6 Grams 
Ring face is approx. 14x12mm 
Marked .925 Silver