For a trip, choose jewelry based on the outfits and activities you actually expect, rather than bringing every favorite. A small set of versatile pieces is easier to manage: perhaps everyday earrings, one necklace, and a piece suited to a planned event. Leave sentimental or difficult-to-replace items at home if you would worry about losing them.
Pack each item separately in a soft pouch, compartment, or small organizer. Fasten necklace clasps before placing chains in individual sections, and keep earring pairs together. Avoid putting loose jewelry at the bottom of a bag, where chains can tangle or pieces can rub against harder objects. Keep the container in a secure part of your luggage.
Remove jewelry before swimming, showering, exercise, or activities that could expose it to chemicals, impact, or loss. At your destination, store pieces in one consistent place rather than leaving them on counters. Before packing to go home, check that every item is dry and accounted for. A simple system makes it easier to enjoy your jewelry without turning travel into a search for missing pieces.