Set of 10 glasses of champagne 1870 in crystal ringing with flat ribs

Exceptional set of 10 important champagne glasses in crystal cut napoleon 3. The consequent weight, size, xl diameter, icy clarity, wonderful sound, everything is of exquisite quality - with the decoration of flat dimensions carved along the curved walls of the cut finished by a thin frieze of four engraved joint nets, the button leg - elegant, opulent, very strong and very simple. Perfect condition with a thin original defect on a glass in the thickness of the very bright crystal. Height 12cm. Diameter 10, 5cm. Really sublime.