Arnold & Son was named after John Arnold, an English watchmaker of the 18th century known for his ingenuity and work on marine chronometers. Arnold & Son continues his legacy, exploring contemporary ways to interpret traditional watchmaking craftsmanship. Its Manufacturing facility is based in La Chaux-de-Fonds. Arnold & Son develops its timepieces in-house including its complicated calibres. Arnold & Son established iconic collections over the years such as the Time Pyramid with its unique architecture. The Nebula featuring a fully skeletonized movement, and the HM Perpetual Moon displaying one of the biggest moon phases on the market. In addition, the Globetrotter, an impressive three-dimensional worldtimer.