Question: 1 carat diamond is how many grams?
Answer: Carat is the unit of measurement used to describe the weight of diamonds. One carat is equal to 0.2 grams, or 0.007 ounces (avoirdupois). Five carats equals 1 gram, and 141.7 carats equals 1 ounce. Carat weight is commonly expressed in points or fractions.