Turquoise colors will vary from different hues of blue and green. * Oval Genuine Turquoise (5x7mm) * Band is 3mm wide at thinnest part * Weight is About 2.5g to 3 Grams * Ring face is approx. 8x12mm  * Marked 925 for Sterling Silver This  poison ring is set with a turquoise 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.