A SAPPHIRE AND DIAMOND RING, BY JEAN SCHLUMBERGER, TIFFANY & CO.

A SAPPHIRE AND DIAMOND RING, BY JEAN SCHLUMBERGER, TIFFANY & CO. <BR> Set with a cushion-cut sapphire, weighing approximately 6.94 carats, flanked by circular-cut diamond "X" motifs, to the sculpted 18k gold "X" motif openwork hoop, mounted in platinum and 18k gold, in a Tiffany & Co. black suede box<BR> <I>Signed Schlumberger for Jean Schlumberger, Tiffany</I> <BR>