Freemasonry Inspired- Masonic Black Tungsten Ring with laser etched Square and Compass symbol Officially Licensed Product. Lifetime warranty included Water resistant / Virtually scratch proof / Slim Sleek Design The perfect gift for any Masonic member! Comes in a black velvet ring box for safekeeping A classy Masonic black tungsten ring with laser etched square and compass. This ring was designed exclusively by The Collegiate Standard. Tungsten is a super hard and durable metal, with a melting point of more than 6,000 degrees F. The ring will not tarnish or corrode, and is virtually scratch-proof - it will look exactly the same decades later. All of our jewelry comes with a life-time warranty.