Adorn your cartilage piercings with our new collection of opal labret studs available in gold and silver. The Labret stud features a dainty and delicate teardrop or pear shaped opal stone. Size 3mm Stud. 1.2mm Wide, 8mm Long Materials 18 Carat Gold Plated 925 Sterling Silver Fastening Type Internally threaded labret. Front screwing.