Rook Piercing Gauge (Thickness): 16 Gauge; Length: 8 Millimeters This price is for ONE piece Item Details Material: 14k Solid Gold White Diamonds: 1.5mm G-Vs2 Yellow Diamonds: 1.6mm Emerald Marquise: 4mm to 2mm(stones can be changed) Options Bar:6mm, 8mm,10mm,12mm Bar Gauges: 16g,14g,12g Flower Diameter 5mm Color : yellow gold, white Gold, Rose Gold