Silver Color Steel - Scottish Rite 33rd Degree Grooved Band - Stainless Steel Freemason Ring / Masonic Ring - Freemason's Jewelry Masonic Rings for Free Masons (13) Scottish Rite 33rd Degree Mason Ring - 316 Stainless Steel - Band width: approx. 8mm - Comfort Fit - Plain Band with chiseled 33 triangle face to give it a sophisticated worn and antique look. Width is approximately 8mm. 316L is the highest grade of stainless steel used in the jewelry market. More Masonic Rings Search "Mason Zone" on Amazon t is so good at resisting fade, rust, and corrosion, that it is used in architecture as well as in marine environments. At the same time, it is safe to use for medical purposes inside the body. It will not fade, change color, or leave stains on your body. It doesnt even require any maintenance to keep it looking new. Design: antiqued enamel carved Freemasonry Icon.