Jaeger-LeCoultre Master Ultra Thin Perpetual Calendar (Ref. Q1308470) $13,500 https://imgur.com/a/3ostUG1 Jaeger LeCoultre Master Ultra Thin Perpetual Calendar. As seen in Dr. Strange, this 39mm watch is only 9.2mm thick. Beautiful black dial and original strap and buckle. The Master Ultra Thin Perpetual steel model offers watch lovers a perpetual calendar in an ultra-thin exterior shrouded in deep colors. The dial is Polished rhodium-plated appliques, Black, sunray-brushed. Watch was serviced 4/25 for a complete rehaul and comes with a 2 year extended warranty. Complete kit with box and papers. Automatic JLC 868 movement with 38 hrs power reserve. Would consider trades for a Lange or Patek. Also open to JLC reverso, Cartier, daydates, grand seiko, otsuka, AP. Could be for both of my watches listed for sale.