Lapis Lazuli silver cocktail ring complete with a small internal compartment. Poison rings have been used throughout history to hold locks of hair, perfume and of course - poison! Lapis is the stone of friendship and truth, bringing harmony to relationships. Silver plated. Available in sizes Small (16.5mm/UK M/US 6), Medium (17.5mm/UK O/US 7) and Large (18mm/UK Q/US 8).