Cleaning Gold Jewellery With Toothpaste. Pour a good amount of water into the bowl. Try this common method of cleaning your gold jewellery using toothpaste.
Massage a little, and it'll turn grayish black. Toothpaste Apply a small amount of toothpaste to the jewelry. Cleaning a gold plated watch is also easy.
Start with a pea-sized amount—smaller if you are cleaning something tiny, such as a post earring.
Massage a little, and it'll turn grayish black.
At the end clean the toothpaste. This cleaning method is effective, but should not be used too often, as the. Toothpaste can also be used on crystalline gemstones, according to Bustle, but you should avoid using it on softer stones and silver, as it is abrasive and could leave scratch marks.