Centering a prong set, Transitional Round Brilliant cut diamond measuring 6.89 x 6.90 x 3.79mm; weighing approx. 1.25ct; (H color, SI1 clarity); framed and flanked by twenty-six bead and bezel set Single cut diamonds with a combined approx. weight of 0.30ctw. Square gallery with pierced tapering shoulders. Hand engraved detailing with a foliate motif & millegrain accents. Fashioned in platinum. Circa 1930. EGL# US 313691801D. Size 6.5.