The artist specified that, upon her death, the carbon from her remains be transformed into a one-carat, round-cut diamond for setting in a gold ring.

The official badge of the fraternity is made of ten carat gold.

24 Carat Purple is the first compilation album of the hard rock band Deep Purple released worldwide on their own record company and the third in a long line of compilation albums.

An earlier version of the story, without the love interest, had appeared as a serial in "The Captain" between January and March 1913 under the title "The Eighteen-Carat Kid"; this version was not published in the US until August 1980, when it appeared in a volume entitled The Eighteen-Carat Kid and Other Stories.

The weight of the new gold sovereigns was calculated by proclaiming that the value of one troy pound of standard (22 carat) gold was £46 14s 6d.

The coins have been minted in denominations of 1/20 oz, 1/10 oz, 1/4 oz, 1/2 oz, 1 oz, 2 oz, 10 oz, and 1 kg of 24 carat gold.