This beautiful womens tension set ring is made out of aerospace grade titanium and holds a 3mm round purple amethyst stone using only friction. The stunning womens titanium ring is 4mm wide, rounded and has a center 1mm Sterling Silver inlay. This purple amethyst ring is made out of aerospace grade titanium and is custom made to order in the US. A Polish finish is completed by hand to give this amazing tension ring a high shine. This gorgeous womens ring is comfortable to wear, durable, strong, light-weight, scratch resistant, hypoallergenic, stunning in design and expertly crafted!