Hands-On With Arnold & Son HM Double Hemisphere Perpetual Moon Replica

The HM Double Hemisphere Perpetual Moon , which is within the Royal Collection is inspired by company founder John Arnold’s earliest timepieces. The model pays tribute to the replica watches he produced for King George III and members of the royal court.

For the first time, the Arnold & Son HM Double Hemisphere Perpetual Moon Replica displays the moon phases as they can be seen both from the northern and southern hemispheres respectively, all in a single replica watch. The 42-millimeter case is created in 18-karat red gold and houses the manufacture Arnold & Son men's replcia mechanical hand-wound movement, the caliber A&S1512. The caliber is also equipped with a double barrel to yield 90 hours of power reserve.



Dating back to 1764, John Arnold began the Arnold and Son dynasty in London, where he designed replica watches for wealthy clientele including royalty. His success skyrocketed after Arnold presented the smallest repeating replica watch ever made to King George III. With his patents for a detent escapement, bimetallic balance and helical balance spring, Arnold was one of the most inventive replica watchmakers of his day. Today, both the Royal collection and Instrument collection tell a story reflecting the brand’s legacy of opulent artistry and innovation. Discover more about Arnold & Son here.

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