Turquoise black nose stud, nose ring. Black plated 316L surgical steel nose ring with a turquoise stone that measures 4mm including the setting it is in and is 20 gauge. The turquoise nose stud is 6mm before the bend. Turquoise is a natural stone, no two stones are exactly alike. Some have black streaks (or matrix) while others are solid turquoise blue. See more post style nose rings here: https://www.etsy.com/shop/MidnightsMojo?section_id=12185281&ref=shopsection_leftnav_3 See hoops for the nose here: https://www.etsy.com/shop/MidnightsMojo?section_id=12185317&ref=shopsection_leftnav_4 For more belly button rings: http://www.etsy.com/shop/MidnightsMojo?section_id=11272553 To see dream catcher necklaces and bracelets: http://www.etsy.com/shop/MidnightsMojo?section_id=10745497 To see more items in my studio: http://www.MidnightsMojo.etsy.com