GIVE YOUR CROWNS A GLOW-UP | Remove Fingerprints and Build-Up From Your Favorite Crowns, Jewelry and Accessories. | Buff Away Dullness On Your Treasured Items. | Our Jewelry Care Cloth Even Works on Semi-Precious Stones. | THE ORIGINAL JEWELRY CLEANER | Since 1912, Blitz Has Been Making Your Silver and Gold Shimmer, Your Jewelry Glisten, and Your Accessories Spark Interest.