the central arch of baguette diamonds flanked by baguette 'C' motifs, two short rows of diamond collets spaced to either side with small baguette accents in between, oblique square cut diamond terminals, signed 'Cartier London', serial number 7180, the sprung mechanism works by pushing the ends together; raising the whole diamond cluster away from the fittingLength 3.6cm / 1 3/8''Weight: 7.5g
Art Deco diamond and rock crystal panel brooch by Boucheron, Paris, of geometric design formed of stepped overlaid polygonal crystal and diamond panels, the larger crystal septagon panel base topped by a pave diamond hexagon and a crystal pentagon, all pierced through and with diamond geometric join pave set with baguette and round brilliant cut diamonds, mounted in platinum and white gold to the hinged clip to back, this signed 'Boucheron Paris', with French assaymarks and indiscernible workshop mark