How to Use an Ultrasonic Jewelry Cleaner?

close up of two hands using brushes to clean small objects in an ultrasonic cleaning machine

Unlock the Brilliance: Why Ultrasonic Cleaning is a Game Changer for Your Jewelry

Your favorite jewelry—whether it’s a dazzling engagement ring or a cherished family heirloom—can lose its shine over time. Dirt, oils, and everyday grime build up in intricate settings, dulling their brilliance. While scrubbing by hand can help, it often misses those hard-to-reach spots. That’s where an ultrasonic jewelry cleaner steps in.

This device uses high-frequency sound waves to create tiny bubbles in a cleaning solution. Through a process called cavitation, these bubbles implode, gently but powerfully dislodging dirt and oils from every surface—even those a brush can’t reach. It’s a non-abrasive, highly effective method that restores your jewelry’s sparkle without risking scratches or damage. For anyone serious about keeping their treasures pristine, an ultrasonic cleaner is a must-have.

What You’ll Need to Get Started

Before diving in, gather the right tools and know which jewelry can safely go into the cleaner to ensure a damage-free experience.

Essential Supplies:

  • Ultrasonic Jewelry Cleaner: Pick a model that fits your needs, considering tank size and features.
  • Water: Distilled or deionized water is ideal to avoid mineral deposits, but tap water works for most cleanings.
  • Mild Detergent or Specialized Jewelry Cleaning Solution: Skip harsh chemicals. Use a manufacturer-recommended ultrasonic solution or a few drops of mild dish soap.
  • Soft, Lint-Free Cloth: Perfect for drying and polishing post-cleaning.
  • Small, Soft-Bristled Brush: Handy for gently removing stubborn debris before or after cleaning.

Jewelry Safe for Ultrasonic Cleaning:

  • Gold (Yellow, White, Rose): Rings, necklaces, bracelets, earrings.
  • Platinum: Durable and wear-resistant.
  • Diamonds: These tough gemstones clean beautifully.
  • Sapphires and Rubies: Hard, durable, and typically safe.
  • Cubic Zirconia (CZ):A diamond alternative that handles ultrasonic cleaning well.
  • Stainless Steel and Titanium: Non-porous metals that clean effectively.

Step-by-Step Guide to a Sparkling Clean

Using an ultrasonic cleaner is simple, but following these steps ensures dazzling results while protecting your jewelry.

1. Inspect Your Jewelry

  • Check for Loose Stones: Gently tap prongs or settings. If a stone feels wobbly, skip the ultrasonic cleaner—vibrations could loosen it further.
  • Watch for Delicate or Glued Components: Costume jewelry or pieces with glued stones may not withstand the process. When in doubt, clean by hand.
  • Avoid Non-Dive Watches: Only clean the metal bands of certified dive watches with high water resistance.

2. Prepare the Cleaning Solution

  • Fill the tank to the marked line with water—don’t overfill.
  • Add a small amount of cleaning solution per the manufacturer’s instructions. For dish soap, a couple of drops is enough. Too much can create foam that reduces cleaning power.

3. Place Jewelry in the Basket

  • Use the cleaner’s basket to suspend jewelry in the solution, keeping items off the tank’s bottom where vibrations are less effective.
  • Don’t overcrowd the basket. Clean a few pieces at a time for better solution circulation and thorough results.

4. Run the Cleaner

  • Close the lid and set the timer, typically 3–10 minutes, based on the manufacturer’s guidance. For heavily soiled items, try multiple short cycles instead of one long one.
  • Start the machine. A soft hum or buzz means the ultrasonic waves are working their magic.

5. Post-Cleaning Care

  • Remove the basket carefully once the cycle ends.
  • Rinse Thoroughly: Run cool water over the jewelry to wash away any leftover solution or debris.
  • Dry Completely: Pat dry with a soft, lint-free cloth. For intricate pieces, use a hairdryer on a cool setting or let them air dry.
  • Polish for Extra Shine: Buff with a jewelry-specific polishing cloth for that final gleam.
  • Clean the Unit: Empty and wipe down the tank to keep it in top shape.

Tips for Stunning Results

A few extra steps can elevate your cleaning routine and keep your jewelry looking its best.

Optimal Water Temperature

Room-temperature water works well, but if your cleaner has a heating function, warm (not hot) water can boost cleaning by dissolving oils faster. Avoid very hot water to prevent thermal shock in gemstones.

How Much Solution to Use

Don’t overdo the cleaning solution—a small amount goes a long way. Too much can leave a residue. Follow the manufacturer’s guidelines, usually a capful or a few drops per tank.

Cleaning Times

  • Lightly Soiled Jewelry: 3-5 minutes.
  • Moderately Dirty Jewelry: 5-8 minutes.
  • Heavily Soiled Jewelry: 8–10 minutes or multiple cycles with fresh solution. Pre-soak or brush lightly for tough grime.
  • Delicate items: Short 1–2-minute cycles with frequent checks.

When to Change the Water

Swap out the water and solution after each use, especially if it looks cloudy. Reusing dirty water reduces effectiveness and can redeposit grime.

What to Avoid: Protecting Delicate Treasures

Ultrasonic cleaners are powerful but not suitable for all jewelry. Using them incorrectly can cause irreparable damage, so always proceed with caution.

Jewelry to Keep Out of the Cleaner:

  • Porous Gemstones:
    • Pearls: Their delicate, porous nature makes them prone to cracking or losing luster.
    • Opals: Vibrations can cause cracking or loss of iridescence.
    • Emeralds: Often treated with oils or resins, which ultrasonic cleaning can strip, leaving stones cloudy or fractured.
  • Treated Gemstones: Heat-treated, fracture-filled, or dyed stones may lose their enhancements, altering color or clarity. Confirm if treatments are ultrasonic-safe.
  • Glued Settings: Common in costume jewelry, glue can loosen, causing stones to fall out.
  • Fractured or Damaged Jewelry: Existing cracks or chips can worsen, potentially shattering stones.
  • Antique or Sentimental Pieces: If construction details are unknown, clean by hand or consult a jeweler.
  • Non-Dive Watches: Internal mechanisms can’t handle immersion or vibrations.

Conclusion: Let Your Jewelry Shine

An ultrasonic jewelry cleaner is a game-changer for keeping your collection radiant. By understanding how it works, using the right supplies, following these steps, and knowing what to avoid, you can achieve professional-quality results at home. Regular cleaning not only restores sparkle but also extends the life of your jewelry by removing corrosive buildup. For durable pieces like diamond rings or gold chains, it’s a gentle yet powerful solution that outshines traditional methods.

Ready to bring back the brilliance? Explore our selection of top-quality ultrasonic cleaners and jewelry care essentials at JYBS today!