Over two centuries ago, the watch manufacturer Arnold & Son started it’s journey with crafting solid chronometer for the naval use. Perpetually refining their craft, Arnold & Son is today known as being among the most sought-after marques. This special edition of the DBS watch blends both the delicacies of the Nos. 1 and 2 watch, mean solar and sidereal time. Inside of the 44mm 18kt rose gold case beeps a Swiss hand-wound in-house caliber 1311 with 42 jewels, 21.600 vph and a power reserve of 40 hours.