The Patek Philippe Grand Complications In-line Perpetual Calendar (ref. 5236P-001) is a men's dress watch with a 41.3 mm round case in platinum. It has a blue dial under sapphire crystal.
It is powered by the self-winding mechanical calibre 31-260 PS QL with a power reserve of 40 hours. Functions: Day of the week, month, moon phases, date. Water-resistant to 30 m. The watch is fitted with an alligator leather strap with a folding clasp in platinum.
