: Most jewelry cleaners operate at 40kHz to 48kHz . Higher frequencies are generally gentler for delicate items, while lower frequencies are more aggressive.
Before you buy, remember that ultrasonic cleaners are powerful and can damage certain items. According to the GIA , you must follow these rules: Do NOT Put in Ultrasonic Diamonds, Rubies, Sapphires Pearls, Opals, Emeralds Solid Gold, Platinum, Silver Tanzanite, Turquoise, Amber Hardened Steel, Titanium Costume/Plated Jewelry (the coating may flake) Non-porous hard plastics Watches (unless only the band is submerged) where to buy ultrasonic jewelry cleaner
VEVOR Ultrasonic Cleaner 15L Jewelry Cleaning with Digital Timer Ultrasonic Cleaning Machine for Jewellery Rings Watches Eyeglasses Dentures Coins Go to product viewer dialog for this item. : Most jewelry cleaners operate at 40kHz to 48kHz
Ukoke, Uuc06s, Ultrasonic Cleaner, Professional Ultrasonic Jewelry C Amazon& more Go to product viewer dialog for this item. According to the GIA , you must follow
: Always insist on a 304 Stainless Steel tank. It resists corrosion from cleaning solutions much better than plastic.