Rafferty: Unisex Design Maltese Cast Iron Cross Biker Ring 316 Stainless Steel, 3054 Hot, popular and contemporary Maltese Iron Cross design! A great choice for men and women alike! Made with solid 316 Surgical Stainless Steel so you know that it's rugged, durable, hypo-allergenic and made to last! The design measures approx. 15mm in depth or about 3/5". Ring weighs approx. 9.3 grams.