This stacking band Ring from Tiffany & Cohas a rounded shape and a single diamond. It has a simple design, but it has a. Brand Tiffany & Co (Tiffany & Co) Stacking Band Diamond Ring Materia Platinum Diamond (0.02ct listed on the homepage) (Stamp PT950) Size No. 10 Maximum width 2.7 mm (0.11 in) Thickness 2 mm (0.08 in) Total Accessories Outer box Inner box Item details It has been polished and is in good condition....................................................................