Diamond Princess font here refers to the font used on the cover artwork of Diamond Princess, which is the second studio album by American rapper Trina.
The font used for the artist name on the cover is probably Serpentine Bold, a contemporary sans serif display typeface designed by Dick Jensen for the Visual Graphics Corporation. You can view more details about it here.
Download Serpentine Font
The Serpentine font identified above is not available for free, please follow the link above and purchase the font. Meanwhile, you can take a look at our collection of fonts for cars, pop music and apparel as well as round-ups of new & fresh fonts around the web.