
The Vacheron Constantin Patrimony Moon Phase Retrograde Date 42 5mm (ref. 4010U/000R-H117 (X40RH117)) is an automatic moonphase watch, with a 42.5mm pink gold case, 9.7mm thick, powered by the 2460 R31L/270 movement and a 40-hour power reserve. Water resistance is rated to 30m, under a sapphire crystal, with moonphase, date complications. Manufacturer MSRP is $58,000.