This Patek Philippe Reference 5271/12P-010 shines with 80 baguette-cut rubies (5.25 cts) radiating from the bezel. the lugs. and the fold-over clasp. Set on a striking red lacquered dial surrounded by a black-gradient rim and a sleek black alligator strap with contrasting stitching. this astoundingly slim timepiece is powered by the CH 29-535 PS Q caliber. boasting 6 patented innovations in the chronograph. and a traditional manually wound. column wheel. toothed-wheel horizontal clutch.