After following the above procedure of cleaning, your next concern should be to keep jewellery with proper care for later use.  Definitely, you had received the jewellery box at the time of purchase. It is recommended to keep the jewels' in the respective jewellery box.   There should be a separate box for every type of ornament like, ring, necklace, earrings, bengals, and pendant sets.  You are advised to wrap the jewellery in a soft microfiber cloth.  Keep your gold coins, gold bars, and gold jewellery pieces in a dry place. Avoid direct sunlight, humid environment, and extreme temperature.  To be on the safe side, keep all of your precious gold and other metal jewels in an Electronic Home Safe