Ulysse Nardin Marine Chronometer 43mm Rose Gold Black Alligator Men’s Watch 1186-126/42

43mm polished 18k rose gold case and bezel. Fixed bezel ring with a slightly tapered coined edge finish. Brushed finish crown guard. Crown with ridged rubber ring for secure grip. Flat black metallic dial. Applied polished rose gold-colored Roman numeral hour markers. Raised inner bezel flange with a fine printed minute track and small luminous hour markers. Polished rose gold skeleton hands with luminous tips. Slightly recessed small seconds sub-dial located at the 6 o’clock position. Rose gold rimmed sub-dial with a power reserve indicator located at the 12 o’clock position. Magnified date window at the 6 o’clock position. Ulysse Nardin Caliber UN-118 beats at 28,800 vph, contains 50 jewels, and an approximate power reserve of 60 hours. The movement features a anchor escapement which is produced using DIAMonSIL, Ulysse Nardin’s revolutionary alliance of diamond and silicon. DIAMonSIL is silicon treated with a thin layer of diamond coating that not only eliminates the need for lubrication, but also significantly increases the part’s durability. Ulysse Nardin’s patented silicon hairspring and in-house produced oscillator with 4 correction screws. Rotor features 2 anchors as part of the rotor design and a blue medallion made of DIAMonSIL with the UN logo.