Septum Clicker Helix Earring Conch Piercing 10mm-16g Natural White Diamonds G - VS2 - 1.3mm - 1.6мм - 0.27ct Custom Piercing Jewelry Options stone : Natural Black diamonds - Emerald - Ruby - Sapphire - Topaz Blu London Inner Diameter; 6mm 7mm,8mm,10mm,12mm Septum ring: 18g. 16g ,14g. Materials: 14k solid gold 14k yellow gold, 14k rose gold, 14k white gold