Patek Philippe presents a new grand complication, Ref. 5207, in platinum with a minute repeater, tourbillon and instant perpetual calendar with original windows, for which two patents are pending.
The instant changing of all the date displays is a supplementary complication comprising 212 interacting components. This new exploit took more than five years to develop and is one of the brand’s most complicated wristwatches. Only a few will be produced each year.
Movement is the hand-wound Patek caliber RTO27PSQI, a minute repeater with tourbillon, COSC-certified as a chronometer and with the Geneva Seal mark.
The case, in platinum, measures 41mm. It has a sapphire crystal and sapphire display back (comes also with a solid back).
Movement - Hand-wound, R TO 27 PS QI calibre, minute repeater with tourbillon escapement, COSC-certified, Poinçon de Genève.
Functions - Hours, minutes, small seconds, instant perpetual calendar in windows (day, date, month, leap-year, day/night indicator) and moon phases.
Case - 950 platinum, 41 mm, set with a pure Top Wesselton diamond (0.02ct). Sapphire crystal. Interchangeable solid and sapphire crystal backs
Dial - 950 platinum hands and applied hour-markers. Small seconds and moon phases at 6 o’clock.
Bracelet/Strap - Matt chocolate brown, hand-sewn, square-scaled alligator with 950 platinum folding clasp
Info via Patek Phillipe and Swiss Time