Master of Complexity: IWC Portofino Replica Tourbillon

IWC Portofino Replica RM 039 E6-B Tourbillon

Press the pusher at 9:59 o'clock to use the chronograph minutes countdown mode. The mode you have selected is displayed at 7 o’clock by the aperture: "ON" for countdown mode, and "OFF” for chronograph mode. The pusher at 4:20 o'clock allows the minutes counter hand of the minute to be quickly adjusted between 59 and 01 minutes. The hand will move by one minute if you press lightly. It will move by five minutes if you press harder.franck muller replica watches The pusher at 10 o’clock can be used for the chronograph to start once the countdown has been completed. The minute hand will reach zero when the display at 7 is turned off.

It was necessary to precisely align the springs and move the chronograph's complex countdown clock. For the advance by one minute, one spring must be weak and the rest must be strong (for advancement by five minutes intervals).

Mille was a firm believer in the integrity of the watch. It fits perfectly on the wrist despite its size (50mm in diameter and 19.2mm height). To create the shell of the case, it takes over 800 milling operations (more than 11 hours). A separate day is spent on quality control. After the machining of the five pushers,Rolex DateJust Replica the crown and their components, it takes another 10 days. The seals are then subject to various water and quality testing. All aspects are considered, from the design of wheels or cogs to how the instruments will be colored for their readouts. The same design is used for the bridges as the various levers. Mille searched archives and the internet for the right form or color. Mille pays the same attention to details and applies the same level of finishing, even if parts of the watch are not visible.

After a functional prototype was developed, watchmakers continued testing it for six more months. To test various parts of the mechanism, several prototypes were created. The second test involved exposing the mechanism to shocks up to 100G. Finally, the watch was tested by pressing all buttons simultaneously or randomly to verify that the buttons are pressed in the correct sequence.

The PVD-coated titanium is used for the base plate and all other plates of the movement. This was a significant departure from carbon nanofiber. Because the RM 039 was so complicated, the baseplate had to be equally complex. The complex number of pivots, jewels, screws and jewels was too much for the carbon nanofiber.