Vacheron Constantin Quai De L'lle Day Date Titanium Skeleton Dial Automatic Black Strap 85050/000T-9341 U2WD3Q Named after the companies historical address dating back since 1873-1874. A Palladium Case - brushed/satin finished case with polished finished bezel & lugs, Composed of 38 individual components. The dial consist of a Darker tinted semi-transparent sapphire crystal dial covering a Rhodium plated movement, giving the dial a grey color. Laser engraved "VACHERON CONSTANTIN GENEVE", most hour markers & "SWISS MADE" all filled with white ink. Laser engraved Day & Date alpha/numeric digits filled with white ink. Power Reserve Indicator above the 6 o'clock position. 12,3,6 & 9 Arabic numeral hour markers & the Maltese Cross Logo are applied to the dial by a complex & time consuming process called "Galvanic growth of nickel" which begins with the deposit of base materials on the sapphire crystal & then the build-up of metallic-nickel is done according the desired shapes (in this case the 12,3,6,9 & the Maltese Cross). The "sun design is inspired by the clock on the Tour de l’Ile in Place Bel-Air, in the Saint-Gervais district of Geneva. At one time, all the watchmakers on the square set their watches and clocks by it.
Finally "Security Transparent Film" is stuck to the the dial crystal. The "Security Transparent Film" has micro-characters, uses security inks & has UV markings using invisible ink which is only visible under UV light. The security transparent film has a pattern of concentric lines representing the spiral of time. These also serve as a seconds track. These lines/rays are printed alternately with light grey and sepia (reddish/brownish) ink or with light grey and white ink - depending on the model. Movement VC Caliber 2475sc rhodium (light colored) finish. Beats at 28,800 vph, contains 27 jewels & has an approximate Power Reserve of 43 hours.