Vintage 14k Yellow Solid Gold Synthetic Opal Ring Etsy 14Kt. Yellow Gold Navel Ring with Prong Set White Synthetic Opal 14 Karat Yellow Gold Ring with Oval Cut Elongated Natural White Opal 14kt Yellow Gold Blue Synthetic Opal Belly Ring Orb 8mm Navel Ring: White Topaz, 14k, 18k Solid White Gold & Platinum Popular items for 14k gold navel ring on Etsy. 14Kt Yellow Gold Navel Ring Belly Button Ring Prong set White Synthetic Opal on top and bottom Authentic14Kt Gold Stamp Bar Thickness : 14GA 1. 6mm Bar Length : 3 8" 10mm Opal Size : 5mm x 8mm Thread Type : Externally Threaded Material : 14Kt Gold, Synthetic Opal