***Men's Stainless Steel Marine Military Ring
***12x10mm Oval Cut Blue Sapphire CZ
***Rust and Tarnish resistance
***It is hypo-allergenic
***Life time warranty for non-tarnish
316 Stainless Steel used in fashion jewelry, is an alloy with a minimum of 10% chromium content by mass. It does not stain, corrode or rust as easily as ordinary steel, and it is also hypoallergenic. Thus, it is extensively used in heavy gauge-welded components, such as jewelry. Tusk 316 stainless steel is of the highest quality for jewelry products.