IMPORTANT WHORLED PENDANT in white gold (750) and platinum (950) featuring a mobile ribbon knot holding a round openwork rosette motif entirely adorned with claw- and seed-set old-cut and rose-cut diamonds, the larger central one terminating in a drop-cut old-cut diamond. Circa 1910. Gross weight: 16.7 g. - Size: 6.4 x 3.5 cm. Hook fastening system at the back, small hook on the retractable brooch clasp. Chips, missing pin for brooch.