It depends on the diamond.
From Amazon.com:
"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."
185 pounds
72 stones equates to 1,008 pounds or 457.2 kilograms.
It weighs pounds in pounds (it depends on how much you want)
A diamond is valued by its cut, clarity, carat weight and colour. A local jeweler can look at your stone and give you a precise answer.
Elvis' weight varied as an adult from a weight as low as 160 pounds to as much as 230 pounds.
Dry weight is 368 pounds.
Your answer depends entirely on the diamond, its cut, carat weight, clarity and colour.
356 pounds 356 pounds
5 pounds
150 pounds....
Divide 135 ounces by 16 to give you 8.44 pounds.
Your answer depends entirely on the diamond, its cut, carat weight, clarity and colour.