Circa 1920s Patek Philippe Wrist Watch, 39 M.M. Lug end to end X 29 M.M. 18K White and Yellow Gold 2 Piece Hinged Stepped case with slight Flared Lugs. Mechanical, manual wind 18 Jewel Nickle Lever movement. Silver Satin dial with raised Gold markers and a sub seconds hand. Older Brown Lizard 25 M.M. tapering Strap. This is an all original, correct Scarce model wrist watch that will Archive as such from Patek Philippe. Movement # 821183 Case # 607990