The small disc rests discretely inside the nostril with most of the ring showing. A great alternative to other nose jewellery. TDi Body Jewellery stock Open Nose rings in Surgical steel, Black Steel (PVD), Zircon Steel (Gold-coloured PVD) and Titanium Coated Steel. All metals are available in 3 gauges (0.8mm, 1.0mm, 1.2mm) and 3 internal diameters per gauge (7, 8, 9mm). The surgical steel open nose rings are also available in 1.6mm gauge.