A Lange Sohne Richard Lange Perpetual Calendar "Terraluna" Pink Rose Gold 45.5mm Argente Silver Dial 180.032FE - BRAND NEW A Lange Sohne Richard Lange Perpetual Calendar…

The A. Lange & Söhne Richard Lange Perpetual Calendar Terraluna is widely regarded as one of the most sophisticated horological achievements to emerge from the Saxon workshops in Glashütte. The Richard Lange line was conceived as a tribute to Richard Lange, son of the firm's founder Ferdinand A. Lange, and represents the brand's commitment to pure, scientifically minded watchmaking. The Terraluna complication extends that ethos to its logical extreme, combining a perpetual calendar with an orbital moon-phase system of extraordinary precision and beauty.

Reference 180.032FE is presented in a 45.5mm pink gold case with a pink gold bezel, a pairing that brings warmth and depth to what is otherwise an instrument of scientific exactitude. The argenté silver dial is laid out with crisp Roman numerals, honoring the classical readability that defines the Richard Lange family. Subsidiary registers and perpetual calendar apertures are arranged with the disciplined symmetry that Lange's movement architects have made their signature, ensuring that every complication is legible at a glance without visual clutter.

The perpetual calendar mechanism accounts for the irregular lengths of every month, including the four-year leap-year cycle, requiring no manual date correction under normal wear. This is not a simple annual calendar approximation but a true perpetual system engineered to track the Gregorian calendar without intervention for decades. When paired with the Terraluna moon-phase display, the result is a watch that maps celestial and civil time simultaneously on a single dial and through the remarkable orbital complication visible on the reverse.

The Terraluna mechanism itself is a hallmark of the reference: an orbital display in which the moon sphere completes one revolution around a central Earth disk in the same period as the lunar cycle, replicating the astronomical relationship between Earth, Moon, and Sun. This construction is accurate to a deviation of one day in approximately 1,058 years, setting it apart from conventional moon-phase indications that rely on simple gear ratios. The caseback reveals this mesmerizing movement architecture in full, rewarding the owner with a second entirely different face of the watch.

Worn on the wrist, the 45.5mm pink gold case carries significant presence without sacrificing elegance, and the leather strap ensures comfort during extended wear while keeping the dressy character of the piece intact. This is a timepiece suited to collectors who appreciate grand complications that are also daily companions, offering the tactile pleasure of pink gold and the intellectual satisfaction of a perpetual calendar that never demands correction.

Bizak & Co. is pleased to offer reference 180.032FE in brand-new condition, representing a rare opportunity to acquire one of A. Lange & Söhne's most coveted references directly. Our team of specialist advisors is available to answer every question and guide you through the purchase process, whether you are buying the Richard Lange Perpetual Calendar Terraluna for the first time or adding a cornerstone complication to an established collection. Contact us online or reach out directly to discuss availability and pricing for this exceptional pink gold Terraluna.