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 10600 USD. In excellent condition and recently polished. Cartier Size 7.5. Comes with Box;Original Receipt; Comes with the original box and papers.