Dainty Nose Ring 24g - 925 Black Sterling Silver This adjustable nose ring can also be used as a septum ring, Cartilage Hoop and more. Comfortable, delicate Nose Ring - Nose piercing hoop – 925 Black Silver Nose Ring. The Size is adjustable 7 mm Diameter, 24 Gauge Comfortable, light-weight and easy to use OPAL SIZE: 2mm Blue Measurements: clip Diameter - 0.3Inch - 7mm Gauge (Thickness of the wire): 0.5mm - 24 gauge.