Philippe Dufour just set a new world record for independent watchmakers with one exceptionally rare timepiece. The watch in question is a Grande et Petite Sonnerie that sold for $7.63 million via ...

Patek Philippe says the new ref. 6301P is its “purist manifestation to date” of a grande and petite sonnerie. The new movement, GS 36-750 PS IRM is an evolution of the caliber 300 used in the ...

The Grande Sonnerie is Patek's first wristwatch that presents the grande sonnerie complication in its purest form, complemented with a petite sonnerie and a minute repeater. Patek Philippe/JD Meyer ...