I have used it once, but there are no noticeable stains or rust. I am also selling a dress. Please take a look if you'd like. This necklace has a multi-layered design of pearls and crystals, giving an elegant impression. - Design: Multi-layered necklace with pearls and crystals - Materials: Pearls, crystals, metal - Colors: White, silver - Clasp: Decorative clasp - Style: Elegant, formal Please feel free to comment if you have any questions. Thank you for looking.