1. Separate storage accessories do not mix with other accessories or hard objects， avoid scratch the surface.2. Avoid contact with sweat， for a long time to corrosion surface;3. To take a bath， laundry， please send the product to unload， avoid direct contact with acid and alkali substances;4. Use clean water， detergent， and soft brush to recoverable zircon brightness (will not be able to recover after wear away， scratched);5. Collect please use perspiration and cotton cloth or tissue to remove surface dirt collection in again after sealing bag;About fade: necklace outside plating 24 k gold， appearance， color and true gold necklace with 98% similarity， the naked eye can't tell.