Cartier's Trinity Ring lets you enjoy the sparkle of yellow, white, and pink gold. The three rings overlap to create a gorgeous look on your finger. Brand Cartier Trinity Ring Model Materia 18K Yellow, White, Pink Gold (Stamp 750) Size #55 (No. 15) Per piece: Maximum width 3.4 mm (0.13 in) Thickness 1.3 mm (0.05 in) Total Accessories Item details Although it has been polished, there may be some small scratches due to the design's shape, which makes it prone to scratches. • Ring size listed will usually be international sizing, not US, unless otherwise stated. You accept this description upon purchase. Please use the Ring Size Chart.