About the Units
carat (ct)
A unit of mass equal to 200 milligrams, used for measuring gemstones and pearls.
troy pound (lb t)
A unit of mass equal to 12 troy ounces or approximately 373.24 grams, used for precious metals.
Common Conversions
- 1 ct = 0.0005358458 lb t
- 1866.2085 ct = 1 lb t