Natural pearl and diamond tiara/necklace/bracelet, circa 1920.

Natural pearl and diamond tiara/necklace/bracelet. Set with twenty seven round natural saltwater pearls, approximately 9.8 to 5.4 mm in diameter, further set with six round old cut diamonds in open back rubover settings with a combined weight of 2.40 carats, embellished with seven drop shape briolette cut diamonds in bead settings with a combined weight of 4.00 carats, further set with one hundred and seven round old cut diamonds in open back rubover settings, fifty one forming the tiara band, fifty six forming the bracelet, with a combined weight of 21.70 carats. The total approximate diamond weight is 27.90 carats, to an impressive articulated necklace, featuring fringes of graduating pearls interspersed between festoons of pearl and diamond highlights, the diamond set band of the necklace composed of a front and rear section, joined together with slipper hooks, further set with a natural pearl on each side, the diamond set band continuing to reverse and terminating with a secure push clasp with safety catch, with millegrain borders and collets featuring openwork galleries and circular backholing, necklace approximately 17" in length, featuring a removable front-facing section which converts to an elegant openwork tiara with black velvet lined tiara frame, approximately 6.3cm in height at highest point, reverse-facing removable section forming a bracelet with a centerpiece of three natural pearls and with secure push clasp and safety clasp, bracelet approximately 8.3" in length. Tested platinum, circa 1920, accompanied by Gemmological Certification Services report #78156-71 and fitted black box.