Double tourbillon by Greubel Forsey

The famous watch company Greubel Forsey has released an amazing new watch Quadruple Tourbillon Secret. This model has two tourbillon, none of which are exposed on the dial - it can only be seen through the transparent case back, and the dial has a couple of related with them indicators.

In the center of Quadruple Tourbillon Secret are gray hour and minute hands. The position 2 o’clock is the retrograde indicator of 50-hour power reserve, the hand which is strengthened over the small second hand, made at the same position.

But the positions of 8 and 5 o’clock take two indicators of tourbillon rotation. Only they remind of lurking regulators in the case of fine work. Each tourbillon has a separate oscillator. Rotation time is from 1 minute to 4. Unique watch movement Quadruple Tourbillon Secret consists of 519 parts, 261 of which relate to the four carriage of tourbillon. Outer carriage makes a complete turn in 4 minutes, and the interior - for 1.

The case has an asymmetrical shape - the tourbillon at the position 8 o’clock and the power reserve indicator mechanism as if bursting the case in two different directions. The watch Quadruple Tourbillon Secret is presented in version made of platinum 950-carat or red gold. Its diameter is 43.5 mm and a thickness is 16.11 mm. And gold and platinum watch Quadruple Tourbillon Secret has released only in limited quantity of 8 pieces.