Create new and personalized jewelry with our best selling blank gold circle charms for necklaces and bracelets! These engravable blanks are made with our proprietary blend of surgical grade 316L stainless steel, perfect for creating the highest quality personalization with hand-stamping, engraving, and laser engraving. The perfect blank charm for necklaces & bracelets! • 100% Waterproof, Non-tarnish, Hypoallergenic • 18K Gold PVD, 316L Stainless Steel • Attached Jump Ring • Available Sizes: 13mm, 16mm, 19mm, 22mm, 25mm PVD COATING We use the process of PVD Coating our 18K Gold charms over surgical grade 316L stainless steel for a non-tarnish, hypoallergenic finish that will hold up best to everyday wear and will never turn your customer's skin green. Approx. Weight: 2 grams Approx. Thickness: 1.3mm Approx. Dimensions(Inches): 0.51", 0.63", 0.75", 0.87" Approx. Engravable Dimensions(mm): 10mm, 13mm, 16mm, 19mm Approx. Engravable Dimensions(inches): 0.40", 0.51", 0.63", 0.75"