AN ART DECO EMERALD AND DIAMOND RING, BY BULGARI
Set with a rectangular-cut emerald, within an openwork circuclar-cut diamond surround, flanked on either side by baguette-cut diamonds, mounted in platinum, circa 1930, in a Bulgari Roma blue leather case Signed Bulgari
Lot Essay
Cf. Daniela Mascetti and Amanda Triossi, Bulgari, Abbeville Press Publishers, New York, 1996, page 63