Tiffany & Co. 18K White Gold Diamond Band Ring Clean lines and inset diamonds make this Tiffany & Co. band ring incredibly sophisticated. Measuring 2mm wide, it will look elegant when stacked with other luxury pieces from your collection. This jewelry piece is offered in estate condition and includes a gift box. METAL & STONES Metal 18K White Gold Stones Diamond Stamp 750 DIMENSIONS Weight 3.1 grams Band Thickness 2 Shipping: Secure worldwide express delivery via DHL Express, fully insured. Estimated transit time: 2–3 business days, with professional and protective packaging.