Add the perfect personalized touch to your chain jewelry with birthstone charms! A fun way to create your own DIY charm necklace or bracelet, or add on a pop of color to jewelry, our gold birthstone charms are great for a variety of chains and bracelets. • Perfect for DIY charm necklaces and bracelets! • Waterproof, non-tarnish, hypoallergenic • Premium 18K Gold PVD Stainless Steel • AAA Austrian Cubic Zirconia stones available in each of the 12 month birthstones (sold individually) Attached Jump Ring Size: 3 mm Overall Charm Weight: 1 gram Overall Charm Dimensions: 6mm x 9mm x 4 mm These non-tarnish birthstone charms are made of hypoallergenic 316L stainless steel and Austrian Cubic Zirconia stones, making them a great addition to jewelry to be worn daily without worry. PVD COATING: We use the process of PVD Coating our 18K Gold jewelry over 316L surgical grade stainless steel for a non-tarnish, hypoallergenic, finish that will hold up best to everyday wear and will never turn skin green. PVD coated jewelry is more resistant to corrosion from sweat and regular wear than gold plated and gold filled jewelry.