The IWC Da Vinci Tourbillon chronograph Replica features a 44 mm 18K rose gold case with a new internal movement, the Calibre 89900, which combines three complex functions: a classic flying tourbillon, a chronograph and a retrograde date indicator.
Like all “flight” type tourbillons, this cage is mounted at the bottom only at one end, rather than connected to the upper bridge, just like a traditional “non-flying” tourbillon. The IWC Replica Watches tourbillon is visible in the large aperture on the silver-plated dial at 6 o’clock, and has a technically sophisticated hacker second function: when the crown is pulled out, the two levers are clamped on the balance wheel, stopping the balance, the wheel train, and Hand, thus ensuring accurate time settings to the second.
The chronograph includes a flyback function and is operated by two gold buttons on either side of the crown to record an elapsed time of up to 11 hours and 59 minutes. These intervals are displayed on a single sub-dial at 12 o’clock, with hours and minutes indicated by hand and hands to ensure easy and intuitive reading of elapsed time: for example, if the hand stops at 9:45, it means 9 hours of recording 45 minutes. The IWC Replica central chronograph second hand measures the stop time to 1/4 second accuracy.
The curved retrograde date display is located on the left side of the Limited Edition IWC Copy Watches dial, numbered 1 through 31, with a small date pointer that moves in one-day increments and quickly returns to 1 after reaching 31. For 31 days, simply use the crown to quickly and easily push the date pointer back to the first day of the new moon.
The self-winding Calibre 89900 has a 68-hour power reserve with a balanced frequency of 28,800 vph. Exhibited through a transparent sapphire bottom window, its Cheap Swiss Replica Watches distinctive features include a sturdy rose gold rotor and tray and an escape wheel made of diamond-coated silicon. The extremely hard and friction-resistant finish helps maintain power reserve.