A trio of rubies in a molten bezel setting sparkle with effervescent charm in this subtle yet playful stud. Perfect for the helix, lobe, tragus, and nose piercings. Sold as a single. SIZE & MATERIALS Composition: 14k yellow gold, ruby Measurements: Threaded back post thickness: 16 gauge (1.2 mm), post length: 6.5mm Closure: internally threaded heart back Read about piercing jewelry and closure systems .