You probably got one like this when you got your belly pierced!! A beautiful classic surgical steel belly button ring. Choose from 12 colored crystals. Quality Surgical Steel Banana Belly Button Ring. Elegant simplicity with single crystal of your choice. Choose from 12. The curved stem is 14 Gauge (1.6mm). The standard length is 3/8 in. (9.5mm) but other lengths are available. The ring is set with the finest crystal. Please check to see which color styles are available for this product.