5918275 George Washington Pocket Watch, c.1789 (gold & glass) by Lepine, Jean-Antoine (1720-1814); diam: 50.1 cm; Philadelphia History Museum at the Atwater Kent; (add.info.: Thin, gold open face watch #5378 with Roman numerals and key made by Jean Antoine Lepine, Paris France c. 1789. Back opens with hinge and is inscribed. Brought back by Thomas Jefferson while he was in France. George Washington added his seal to the ribbon attaching the key to the watch. The seal inscribed "Exitus agta probat". He used this seal when signing his will.); by Philadelphia History Museum at the Atwater Kent ; Courtesy of Historical Society of Pennsylvania Collection,.