Solid 14k Yellow Gold 2mm Light Blue Cubic Zirconia Nose Stud Bone 18 Gauge 1/4" Gauge size 18 gauge; 1 millimeter Length 1/4 inch; 6 millimeters Nose stud with light blue cubic zirconia in a prong setting Solid 14k yellow gold nose ring with polished finish Straight nose bone can be worn in either nostril