Brooches Jewels : Jean Schlumberger for Tiffany & Co. 59.00ct Citrine & Diamond 'Bird On A Roc… 24 August 2018 3630 Brooches Jewels : Jean Schlumberger for Tiffany & Co. 59.00ct Citrine & Diamond 'Bird On A Rock' Brooch | February 2008 | Saturday Sale