A Titanium Ring with Diamond, has a shank width of 7mm. This ring is a Comfort Fit. As the name suggests, this is a very wearable and comfortable ring. Titanium is an extremely lightweight metal, weighing only one-third the weight of gold. It is a hard and durable metal. It is hypo-allergenic, perfect for those with sensitive skin, making it the metal of the new millennium. Available from ring sizes 5 to 15.