Genuine Opal 14 karat Gold Belly Button Ring October Birthstone

14 karat yellow gold, nickel free, high polished gold belly button ring. Genuine opal represents October's birthstone. The curved barbell is the standard size of 14 gauge 3/8" to fit any standard belly button piercing. The opal is an oval shape measuring 6mm by 4mm and is prong set. This is a solid 14 karat gold curved barbell and top ball (not hollow). Internally threaded. Made in the USA, AAA quality.