Ultrasonic cleaners use cavitation to remove dirt from metals and hard gemstones. They're effective for solid gold, platinum, and durable gems but can damage pearls, opals, emeralds, and plated or glued jewelry. Inspect pieces first, use mild soap, short cycles, and consult a jeweler when unsure.
A brief guide to six popular heart-necklace styles - from white-gold diamond infinity hearts and bohemian glass pieces to hematite, chunky silver, open-gold, and enamel tag designs - plus buying and care tips.
Ultrasonic cleaners use cavitation to remove dirt from jewelry. They work best on hard gems (diamonds, sapphires) and solid metal settings, but can damage pearls, porous stones, glued pieces, and treated gems. Inspect pieces first and consult a jeweler for high-value or delicate items.