Convert from shekel [Hebrew] to carat [UK]

Unit Definition (shekel [Hebrew])
The shekel is an ancient Hebrew unit of weight (and also a coin having that weight). The shekel was the Hebrew version of a Babylonian unit used throughout the Middle East. Accounts differ on its size. A frequently quoted equivalent is 252 grains, which is equal to 0.5760 ounce (avoirdupois) or about 16.33 grams, but other sources quote a value of 8.4 grams or various values between these two extremes.

Unit Definition (carat [UK])
The carat [UK] is a unit of mass used for diamonds and other precious stones. In the U. S. and Britian, the diamond carat was formerly defined by law to be 3.2 troy grains, which is about 207 milligrams.