Connoisseurs® Delicate Jewelry Cleaner gently revives brilliance to all your delicate jewelry. Our delicate liquid formula is safe to use on all your semi-precious stones such as pearls, onyx, turquoise and opals. The ammonia-free formula is also perfect for costume and crystal jewelry. Our exclusive polymer formula helps reduce the appearance of fine scratches in gold and platinum settings. 30 seconds is all it takes to clean jewelry. The included jewelry brush helps to clean between prongs and in crevices for a thorough cleaning. With regular use our delicate jewelry cleaner can help improve the appearance of your jewelry and make your jewelry sparkle.