Patek Philippe Calatrava 2526

PATEK PHILIPPE. A HISTORICALLY IMPORTANT AND EXTREMELY RARE 18K GOLD AUTOMATIC WRISTWATCH WITH 'GOLDEN RULE' DIAL AND BRACELET, MADE BY TIFFANY & CO. FOR U.S. PRESIDENT LYNDON B. JOHNSON SIGNED PATEK PHILIPPE, RETAILED BY TIFFANY & CO., 'DUO' MODEL, REF. 2526, MOVEMENT NO. 682'115, CASE NO. 760'628, MANUFACTURED IN 1954 Movement: Automatic Dial: Cream with 'Do Unto Others' inscription by Tiffany & Co. Case: 35 mm. diam. With: 18k gold Tiffany & Co. bracelet and deployant clasp, overall length approximately 195 mm., Extract from the Archives confirming the manufacturing of the present watch in 1954 and its subsequent sale on 1 October 1954 Remark: Approx. 12 pieces known, The property of the family of the original owner