Patek Philippe Grand Complications 5271P-010 'Gem-Set'The Reference 5271P010 is Patek Philippes haute joaillerie rendition of its legendary perpetual calendar chronograph in a 41 mm platinum case measuring just 12. 7 mm thick and water resistant to 30 m. Its bezel, lugs, and fold over clasp are lavishly set with 81 baguette cut diamonds (totalling approximately 5. 01 ct), including one baguette diamond at 12 oclock and a brilliant cut stone at 6 oclock, an exquisite display of harmony and light on the