15 Patek Philippe Historically Important and Highly Decorative, Dome Solar-Powered Electromechanical Table Clock in Gilt Brass

Estimate: € 12,000 –⁠ 24,000

Sold € 42,900

Model: Dome Table Clock
Case Material: Gilt Brass
Year: 1970's
Movement: Solar powered Quartz
Caliber: 17-250
Movement N°: 872615
Dimensions: 12.5 x 22 cm
Signed: Dial, Movement and Case

The Patek Philippe display desk clock presented here is a true gem in the world of horology, standing out as one of the rarest and most remarkable timepieces ever crafted by the esteemed brand. With meticulous attention to detail and a design that reflects the classic mid-century aesthetic, this clock features revolutionary solar technology, an innovation that sets it apart. In 1948, Patek Philippe established its Electronic Division, signaling a commitment to exploring cutting-edge technologies in timekeeping, including photoelectric, electronic, and nuclear advancements. The division’s groundbreaking achievement was the creation of the solar clock, a pioneering timepiece that earned Patek Philippe a Swiss patent for clocks equipped with photoelectric cells. The cylindrical brass case, adorned with a geometric wave pattern on its panels and a domed top, exudes mid-century charm. The solar cells, ingeniously integrated on top of the dome, showcase the brand’s dedication to blending innovation with classic design elements. The silver dial features an applied brushed gilt chapter ring with circular indexes, complemented by gilt dauphine hands, creating a harmonious and visually appealing composition. At the heart of this remarkable timepiece is the 17–250 caliber, a 17 lignes pocket watch movement that operates through a tandem powering system—utilizing both solar power and a backup lithium battery. This innovative mechanism, incorporating a remontoir train and winding the barrel spring, ensures the clock’s accuracy for over a year. The case’s thoughtful design allows for manual adjustment of the solar panel to face a light source, optimizing its energy absorption. Patek Philippe’s dedication to innovation is further exemplified by the awarded Swiss patent for their solar clock technology. Today, these early pieces stand as scarce and highly sought-after collectibles, representing a pinnacle in horological ingenuity.