CREWORKS 17 fl oz Jewelry Cleaner Solution for Ultrasonic Cleaner Liquid | 1:40 Concentrated Cleaning Agent, Professional Silver Gold Diamond Gemstone Glasses Cleaner For Ultrasonic Machines. Make Your Jewelry Sparkle Again: This jewelry cleaner solution by Creworks works perfectly with your ultrasonic cleaner to thoroughly clean stubborn stains and pesky fingerprints, making your precious jewelry shine brighter than ever before.