Why is 925 sterling silver tarnished?
Sterling silver gets dark over time because it reacts with hydrogen sulfide gas in the. This is a harmless and natural reaction.
How to prevent 925 sterling silver jewelry from getting tarnished
When wearing jewelry, limit your exposure to chemicals. If you use perfume, after spraying perfume or if you use skin lotion, wait about 10 - 15 minutes to put on jewelry. Avoid wearing jewelry when getting your hair done (permed, dyed, bleached) because these chemicals will turn it black.
It is fine to take shower while wearing sterling silver jewelry. In fact, wearing and taking shower with help to polish sterling silver jewelry a bit every day. But you should avoid wearing sterling silver jewelry in the pool, the pool water can tarnish the silver quickly.
When you don’t wear your silver jewelry, you should clean the jewelry and then store and preserve it in a dry and sealed zip lock.
How to re-polish 925 sterling silver jewelry
There are many ways to repolish 925 sterling silver jewelry.
Use toothpaste: The easiest way is to use toothpaste. Apply it evenly on the surface of silver jewelry, leave it for a while and wipe the jewelry clean. Toothpaste not only shines and protects teeth from bacteria, but it is also effective in brightening jewelry.
Use vinegar: Mix vinegar with baking soda, use a soft towel or sponge to take the mixture to polish silver jewelry, leave for 3 hours, then rinse with cold water.
Use shiny nail polishing buffer: You can use a shiny nail polishing buffer to buff off the oxidized surface of silver jewelry.