Patek Philippe Complications 5961/11P-001 Platinum — USD 436,000

The Patek Philippe reference 5961 represents the brand's Annual Calendar Chronograph offering in a 40.5mm white gold case configuration. This reference combines annual calendar complications with chronograph functionality, positioning it within Patek Philippe's complex timepiece category. Production commenced in 2015 and continues to present. The 40.5mm case is crafted from 18k white gold and fitted with a smooth bezel and sapphire crystal. The black dial houses the automatic caliber CH 28-520 IRM QA 24H movement, which provides a power reserve of 45-55 hours. Water resistance is rated to 30 meters, and the watch is completed with a leather strap. This reference appeals to collectors seeking Patek Philippe's interpretation of the annual calendar chronograph combination in precious metal. The 40.5mm case size offers contemporary proportions, while the white gold construction and black dial provide a refined aesthetic. The reference serves collectors interested in multi-complication timepieces within the manufacturer's current production lineup.