Your new piercing look is waiting with this five-stone graduated purple CZ cartilage crawler stud. Made in responsibly sourced 14K yellow gold for everyday wear. Stone: Purple Cubic Zirconia Stone Size: 2.0 mm, 1.25 mm, 1.5 mm Gauge: 18 Tube Length: 5/16" Height x Width: 4.21 x 9.24 mm Fits cartilage piercings: helix, forward helix, tragus, conch and flat.