while its round 40mm case size complements a variety of wrist sizes
aquanaut fold-over buckle
caliber CHR 29-535 PS manually wound movement with Split-Seconds Chronograph (instantaneous 30-minute counter
Protected by a scratch-resistant sapphire crystal
this 42mm masterpiece epitomizes prestige
Patek Philippe Annual Calendar Chronograph Complications Watch - 5905P-010 1908 while its round 40mm case42 mm platinum case, sapphire crystal back, ebony black sunburst dial with gold applied hour markers, caliber CH 28 520 QA 24H self winding movement with Annual Calendar and Chronograph (sweep seconds hand (chronograph hand) and 60 minute counter, day, date, month in apertures, day night indication), approximately 45 55 hours of power reserve, matt black alligator strap with square scales, prong buckle. Water resistant to 30 m.