Classic vintage ring designed by Bvlgari, it features a vivd Natural Tourmaline of approx. 5 carats mounted on 18k Yellow Gold. Made in Italy, circa 1980 Has a total weight of 8 grams. The actual size is 6 1/2 resizable. Stamped, with the maker's mark, the Italian gold assay hallmark and signed, BVLGARI 2837 AL Excellent condition, 100% authenticity guarantee, comes with Bvlgari ring box.