Louis Cartier, the founder's grandson, introduced the Trinity ring in 1924. The ring is characterised by its three-band construction, intertwined to create an eternity effect. The collection has since expanded to include necklaces, bracelets and earrings.Retails for 13800 USD. In excellent condition and recently polished. Ring size is 6.75. Comes with Box;Pouch;Service Papers; Comes with the original box and papers.