Excellent moissanite eternity ring online shopping 2024: As carat weight gets larger, the value of the diamond increases disproportionately. This is because pieces of rough material are increasingly rare with size. Over a million pieces of rough must be mined to find one piece large enough to produce a 1 carat finished diamond. The result is that a diamond twice as large as a smaller one of the same quality may be three or more times as expensive, depending on the specifics of the market. Diamond prices are determined by market forces of supply and demand. Find more details on …