ULYSSE NARDIN Marine Chronometer Manufacture Ref. 1186-126-3/61 18K Rose Gold, Cal. UN-118 DIAMonSIL

Polished 18kt rose gold case & bezel.
Fixed bezel ring with a slightly tapered coined edge finish.
Brushed finish crown guard.
Crown with ridged rubber ring, for a secure grip.
Rubber strap with single brushed finished 18kt rose gold element featuring the Ulysse Nardin logo engraved.
Flat silvered metallic dial.
Applied polished rose gold colored Arabic Numeral hour markers.
Raised inner bezel flange with a fine printed minute track & small luminous hour markers.
Blackened steel 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 in-house manufactured Caliber UN-118 features:
Beats at 28,800 vph.
Contains 50 Jewels
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 & in-house produced oscillator with 4 correction screws.
Rotor features 2 anchors as part of the rotor design & a blue medallion made of DIAMonSIL with the UN logo.