2.10 Vintage Old European Diamond Cocktail Ring PlatinumThis platinum cocktail ring from the Art Deco era features a . 70 carat old European cut diamond at its center, graded I in color and SI2 in clarity. Four additional old European cut diamonds, each 4. 0 mm and weighing . 35 carats, surround the center stone for an additional 1. 40 carats. The old European cut is an antique style from the early 1900s with a smaller table, higher crown, and open culet that creates broader flashes of light rather than