* Poison Cross Ring with Secret Compartment * 4mm Round Genuine Rainbow Moonstone * 5/8" (15mm) Wide at Center - Tapers To 1/8" (4mm) * Weighs About 4.8 - 5.2 Grams * Crafted of Sterling Silver and Marked 925 Poison rings open to reveal a secret hiding place! You may have heard the legend that poison rings were used to secretly poison kings and queens of old but there are many less mischievous uses for these rings. The compartments are small but you could add scented herbs, medicine, special prayers, a lock of hair, photos or any tiny items that would fit!