VAN CLEEF & ARPELS | A SENSATIONAL ART DECO DIAMOND SAUTOIR, 1928. Old, single, baguette, square and shield-shaped diamonds, platinum (French marks), neckchain 31 ½ ins., tassel 6 7/8 ins., neckchain may be separated into smaller segments and worn as bracelets, choker and a pendant, 1928, signed Van Cleef & Arpels, 'Paris', workshop marks (Rubel Frères), nos. 30216, 38277. Provenance: Sotheby's, Geneva, 15 May 2008, lot 446.