From the Greater Key of Solomon: “The Spirits herein written serve to bring to effect and to grant things which are contrary unto the order of Nature; and which are not contained under any other head. They easily give answer, but they can with difficulty be seen.”
Reverse side is the Third Pentacle of Mercury: “This and the following serve to invoke the Spirits subject unto Mercury; and especially those who are written in this Pentacle.”
Engraved and consecrated on a Wednesday in the hour of Mercury and made of 26g nickel silver (a zinc alloy). They are ultra thin to fit in a phone case.