Russianheartsdiamonds Women's Stainless Steel Simulated Diamond 3-Stones Engagement Ring 6 6.25mm 1 carat center stone, with two 4mm side stones. Full of fire and very sparkling like natural diamonds. Made of jeweler's grade tusk 316 stainless steel, never tarnishes. Nickel and lead free. Hypoallergenic. Platinum finish. Highly polished.