Patek Philippe 5270P-001 (New with box and papers) — USD 163,999 on eBay

The Patek Philippe Grand Complications reference 5270P-001 represents a significant iteration of the brand's perpetual calendar chronograph, distinguished by its platinum case. This reference is part of a lineage that updates a highly regarded complication, offering a contemporary interpretation while maintaining traditional horological principles. It stands as a key model within the Grand Complications collection, appealing to collectors who value both technical sophistication and material exclusivity. This specific reference features a platinum case, providing a substantial feel and a subtle luster. It houses a manual-winding caliber, known for its intricate finishing and precise operation. The watch is fitted with a sapphire crystal, allowing for clear viewing of the dial and, typically, an exhibition case back to showcase the movement. The integration of the perpetual calendar and chronograph functions is executed with clarity and legibility on the dial. For collectors, the 5270P-001 is notable for its platinum construction, setting it apart from gold variants. It is a later addition to the 5270 series, which has seen several dial and material variations since its introduction. This reference appeals to those seeking a high-complication Patek Philippe in a precious metal, representing a refined choice within the brand's most complex offerings.