Patek Philippe Grand Complications Cubitus Perpetual Calendar 5840P-001

This spectacular Cubitus features a perpetual calendar and a 45 mm diagonal measurement platinum case. The boldly designed openworked blue dial with its finely laser-cut strips reveals the square-shaped, skeletonized mainplate and bridges of 28-28 Q SQU caliber while creating a subtle depth effect.  Ultra-thin skeletonized self-winding movement with perpetual calendar, square-shaped caliber 28-28 Q SQU, first Grand Complication in the Cubitus collection.