Jaeger-LeCoultre Duometre a Quantieme Lunaire Q6043570, limited edition to 200 pieces, 604.35.70, 6043570, 18k white gold on a strap with an 18k white gold tang buckle, black dial with applied white gold arabic numerals and hour markers & painted white index hour/minute markers, manual wind movement (Caliber 381), jumping seconds (new "jumping stop second" system Enabling precision of up to 1/6th of a second when setting the Time), moonphase, power reserve to 50 hours, size: 42 mm, thickness: 13.4mm, sapphire crystal, water resistant to 50 meters, Like New with JLC box and papers dated 2012.