Carat is probably one of the more common terms you hear when talking about diamonds
. However, it's pretty much the easiest to grasp. Carat is basically a unit of weight200mg to be precise. Carats also refer to how many points a diamond has. For example, a 100-point diamond is 1 carat. A 25-point diamond is .25 carats. And so on. However, you shouldn't be entranced by the amount of carats a diamond may be. Once you start rounding whole numbers1, 2, 3prices begin to skyrocket. The only person who will notice the difference between a 1.94 carat diamond and 2 carat diamond is you when you check your bank account.