Art Deco emerald, diamond and platinum broochcentering one fine emerald cut emerald measuring

Art Deco emerald, diamond and platinum brooch centering one fine emerald cut emerald measuring approximately 6.2 x 5.4 x 4.1 mm, weighing approximately 0.93 ct., accented by baguette, marquise, old European and full cut diamonds totaling approximately 1.90 cts., set in a geometric mounting, measures 1 1/4"" x 1"", weighs 8 grams