Add a pop of color to your stacking ring assortment with the stunning and minimalist 18k Gold PVD Coated Stainless Steel Birthstone Stacking Ring! Available in each of the 12 month's birthstones, this ring would make the perfect holiday gift for her! These non-tarnish gold birthstone rings are made of hypoallergenic 316L stainless steel, making them a great addition to jewelry to be worn daily without worry. • Waterproof, non-tarnish, hypoallergenic • 18K Gold PVD coated 316L Stainless Steel We use the process of PVD Coating our 18K Gold jewelry over 316L stainless steel for a non-tarnish, hypoallergenic, polished finish that will hold up best to everyday wear and will never turn your customer's skin green. Month Colors: January/Garnet, February/Amethyst, March/Aquamarine, April/Diamond, May/Emerald, June/Alexandrite, July/Ruby, August/Peridot, September/Sapphire, October/Tourmaline, November/Topaz, December/Blue Zircon Same Day Shipping before 3:00 PM CST / Ships from Destin, FL