Carat (mass) Despite its being a non-metric unit, a number of metric countries have used this unit for its limited range of application. The Board of Trade carat was divisible into four "diamond grains", but measurements were typically made in multiples of carat. There were also two varieties of "refiners' carats" once used in the United Kingdom — the pound carat and the ounce carat. The pound troy was divisible into 24 "pound carats" of 240 grains troy each; the pound carat was divisible into four "pound grains" of 60 grains troy each; and the pound grain was divisible into four "pound
38 Carat Collection series of same name, was issued as a single in May 2000. 38 Carat Collection 38 Carat Collection (released as The Collection in the U.S.) is a compilation album by the English pop band Prefab Sprout, released in October 1999 by Columbia Records. It was issued in a double CD version. Each disc is arranged in chronological order, with most of the group's singles appearing on disc 1 ("The Devil Has All the Best Tunes" is omitted, and "All The World Loves Lovers" and "I Remember That" appear on the second CD) and tracks from their six previous studio albums