66. Atelier Tilmann von dem Knesebeck. A very fine and rare handmade stainless steel and gilt brass key wind chapter ring clock with central tri-axial tourbillon Model: NR.1 Date: Circa 2011 Movement: Low frequency steel and brass balance (45Hz), tourbillon cage supported by 4 precision ball bearings, key wind Dial: White enamel, black Arabic numerals displaying minutes on the upper chapter ring, black Roman numerals displaying hours on the lower chapter ring, black pointed three-leaf clover hand Case: Important dome form set on a black marble base Signed: Case Size: 255mm x 190mm The Tri-Axial Tourbillon Chapter Ring Clock watchmade by Tilmann von der Knesebeck is an extraordinary example of contemporary horology. It features a tri-axial tourbillon mechanism, delivering exceptional precision and remarkable stability. Each tourbillon cage rotates independently, creating a mesmerizing and dynamic display. The design masterfully combines technical ingenuity with aesthetic sophistication, reflecting the watchmaker's expertise. Its transparent construction allows an unobstructed view of the intricate gears and rotating cages. The clock represents a rare fusion of mechanical innovation and horological artistry.