P. Diddy Diamond iPod Helps Kicks Off HP iPod Debut (2004) J. Frank Wilson on Aug 29, 2004 (Updated: Jun 13, 2019)An obvious publicity stunt, the P. Diddy diamond iPod is sure to grab headlines to help promote the HP iPod release. Read MoreP. Diddy Diamond iPod Helps Kicks Off HP iPod Debut (2004)