Imperial endowment Ring with monogram of Russian Tsar Alexander I Blue enamel on silver set with diamonds and surrounded with eight, old cut, rose-cut diamonds. Eight diamonds, Circa 7cts. The setting is of great finesse, especially at the shoulders, the gold part is finely chased and the silver and diamonds particularly well worked. Master goldsmith: ET. Numbered : 2997. The ring was adjusted and reformed, which resulted in the loss of the title punch and that of the Russian tester. Weight : 9 grs