How to Clean Gemstone Jewelry - The Ultimate Guide Gemstone Jewelry is something to cherish for its unique beauty and par excellence. Keeping their shine and brilliance in mind, who would not want to treasure such valuable pieces in their jewelry box? Unfortunately, over time you might see dullness, discoloration, and other damages that have occurred because of improper care and using methods of your jewels. However, you can prevent all this by adopting a multitude of ways to correctly clean your jewelry so that you can extend its long-term usage.