1.80 Carat Natural Zircon 18 Karat Yellow Gold Ring For Sale at 1stDibs Jewelry 18k White Gold Plated Zircon Ring Poshmark 6.54 Carat Natural Zircon 18 Karat White Gold Diamond Ring For Sale Stainless steel 18k gold plated zircon ring XIXI Jewelry Australian Zircon Ring with Diamond in 18K Gold 10.95cts Gemporia. Pieces: 1 piece Material: 18K Gold Plated,Copper,Zircon Care instructions: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide, which causes the jewelry to deteriorate and corrode over time. Imported Product Measurements (Measurements by inches) & Size Conversion Size Circumference 6 2. 1 7 2. 2 8 2. 3