Van Cleef & Arpels Diamond Clip Brooch in Platinum and 18k white gold, circa 1930
Openwork oval form with geometric and folding ribbon motifs, pavé-set with brilliant and single-cut diamonds, channel-set with baguette-cut diamonds, meander pattern engraved gallery, mounted in platinum in 18k white gold. Signed Van Cleef & Arpels Paris, with French assay mark for 18k gold and maker's mark for Rubels Frères, numbered 34191, circa 1930. Diamonds weighing approximately 9.60cts in total, length 5.7cm