Rose Gold Plated Triple Round CZ Top Belly Button Navel Ring. Material: 316L Surgical Steel. Gem: Cubic Zirconia. Finishing: Rose Gold Ion-Plated. Bar Thickness: 14 Gauge - 1.6mm. Bar Length: 10mm. Top CZ Size: 3mm, 4mm & 5mm. Bottom CZ Size: 9mm. *Sold by Piece.