Centering a Marquise cut diamond weighing app. 0.15ct., along with Transitional Round Brilliant cut & Single cut diamonds, all weighing app. 2.68ctw., in an open work geometric design with two square emeralds* (set on axis), fashioned in platinum. Circa 1930. Length 6 inches. *Stones are assumed to be simulants or synthectic as was typical in jewelry or this style/era.
