Diamond ring or diamond rings may refer to:

• Diamond ring, a type of jewelry featuring a diamond
• Engagement ring
• The diamond ring effect, a feature of total solar eclipses
• Diamond Ring (professional wrestling), Japanese professional wrestling promotion

Music

• Diamond Rings (musician), an indie rock musician from Toronto, Canada
• "The Diamond Ring" (song), a song by Adair
• "Diamond Ring", a song by Bon Jovi from the 1995 album These Days
• "Diamond Ring", a song by Pedro the Lion from the 1999 EP The Only Reason I Feel Secure
• "Diamond Rings" (song), a 2009 song by rapper Chipmunk