Secrets to Keeping Your Diamond Sparkling
Source: https://www.gia.edu/gia-news-research-secrets-keep-diamond-sparkling Diamond is the hardest natural substance on Earth. It can cut any kind of rock or metal, but only another diamond can cut a diamond. In fact, to burn a diamond, it must be heated to between 1290-1650 degrees Fahrenheit. Yet the oil deposited from the mere touch of a human finger can […]
Secrets to Keeping Your Diamond Sparkling Read More »