









Alarm Travel Time — Ref. 5520P-001
Platinum 950 (2020). 42.2 mm × 11.6 mm platinum case with diamond set at 6 o'clock, sapphire front and exhibition case back, entirely new in-house Calibre AL 30-660 S C FUS (574 components, 52 jewels, 42–52 h power reserve, 28,800 vph, Gyromax balance, Spiromax balance spring in Silinvar, 21K gold central rotor, Patek Philippe Seal certified), dual time zone with two independent hour hands and dedicated day/night indicators for home and local time, 24-hour alarm striking on a classic gong via dedicated spring barrel, digital alarm-time aperture display at 12 o'clock, alarm ON/OFF indicator, analog date at 6 o'clock, sunburst ebony black dial with applied 18K white gold Arabic numerals, matte black calfskin strap with contrast stitching and platinum clevis buckle, 30 m water resistance.
Patek Philippe's first chiming watch with a water-resistant case — the result of five years of development with four patent applications filed for the alarm mechanism alone.
First owner, complete set — original Patek Philippe presentation box, warranty card (dated July 2020), booklets and full documentation.
Condition: New.
Certification & inspection:
Every timepiece we offer are authentic, in hand, inspected by our team of watch specialist and available to view on appointment.
Shipping: We ship internationally using Ferrari Logistics door to door service
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