Stainless Steel Marquise Cut Cubic Zirconia Solitaire Engagement Ring Grade AAA Quality Cubic Zirconia. Stainless steel features: No oxidation, hypoallergenic. Free Shipping Offer! Select your ring size and then look below for the "Special Offers and Product Promotions" section. Free gift box with your order. Want to see more of our jewelry? Just Click "Mai Jewelry Shop & Hair Accessories" above to see more.