Platinum Watch no. -

Case: s/n; 210,114, platinum, case back inside signed, Patek Philippe & Co, Swistzerland, .900 platinum, 0.1 iridium, S&W Dial: silvered dial, signed Patek, Philippe & Cie. Geneve, Breguet numerals, minute indices Movement: s/n; 860,568, round cal. 17 ligne, 18 jewels, signed Patek Philippe & Co., Geneve, Swiss, Eighteen (18) jewels, Three (3) Heat, Cold, Isochronism, Adjusted (5) Five positions, PXP (import stamp USA) Provenance: 1938 - Niton, Geneve (still validating, ebauche and/or finished by Niton, Piaget or ?) 2021 - Skinner Lot 1011, Skinner Auction, Clocks, Watches & Scientific Instruments. Patek Philippe Platinum Open-face Watch, Patek Philippe Platinum Open-face Watch, no. 860568, silvered dial with applied Breguet numerals, and sunk seconds, stem-wind, stem-set 18-jewel gold train Cotes de Geneve decorated movement, PXP import stamp, interior case marked "210114" with "S&W" stamp, dia. 43 mm, 56g. Estimate $2,000-3,000. winding setting and ticking at time of cataloging. Tarnishing to some numerals. Crystal off but present. https://live.skinnerinc.com/lots/view/4-3RXUOU/patek-philippe-platinum-open-face-watch