To safely clean necklaces and earrings, use warm soapy water, gently scrub with a soft toothbrush, rinse thoroughly, and pat dry with a soft cloth to avoid damage.

To sell your old jewellery, clean it to enhance its appeal and research its value online or through appraisals. Consider selling via reputable platforms like eBay, Etsy, or a local jeweler. Alternatively, explore pawnshops or specialized jewelry buyers. Present items with quality photos and accurate descriptions to attract potential buyers