http://www.thinkgeek.com/product/f051/
This geeky product and the Facebook comments about it, particularly the “other girls want diamonds that sparkle… I’m good with this” and “A GIRLS BEST FRIEND” comments.
In the game Minecraft, players can mine pixelated diamonds, which is what this necklace is. By taking an in game mechanic and making it into jewelry, it is a fun and interesting way that geekery has entered female merchandise in a clever way – it is a diamond necklace for geek girls, as a diamond is traditionally supposed to be a “girl’s best friend”.
Girls, Games, and Geekery 