Patek Philippe Split-Seconds Chronograph Grand Complications Watch - 5370P-001 Grand 28mm yellow Rolesor case comprised

28mm yellow Rolesor case comprised of a 904L steel monobloc middle case

transparent caseback

self winding caliber CH 28-520 C movement with 60-minute and 12-hour monocounter chronograph and date

crown set with an onyx cabochon

38 mm 18K rose gold case set with 141 diamonds (~1

Patek Philippe Split-Seconds Chronograph Grand Complications Watch - 5370P-001 Grand 28mm yellow Rolesor case comprised41 mm platinum case, interchangeable full and sapphire crystal back, authentic black enamel dial with gold applied Brequet numerals, caliber CHR 29 535 PS manually wound movement with Split Seconds Chronograph (instantaneous 30 minute counter, seconds subdial, tachymeter scale), approximately 65 hours of power reserve, shiny black alligator strap with square scales, fold over buckle. Water resistant to 30 m.