Trinity De Cartier White Yellow Pink 18k Gold & Diamond Band Ring Size 55. Trinity ring was created in 1924. These 3 symbolic colors represent pink for love, yellow for fidelity and white for friendship. Size: 55 Weight: 11 grams Measurements: 3.8mm Wide each band This ring retailed at $95,000.00 in 2013. The ring comes complete with Cartier presentation box and Cartier outer box.The ring is set with an approx. total of 3.81ct of diamonds. The diamonds are of quality and of beautiful color, as with all Cartier pieces.