Jacob & Co ASTRONOMIA THE CLARITY Replica watch

Greubel Forsey tourbillon is the most effective ever

Greubel Forsey has been developing the new tourbillon within the last three years, which has moved coming from concept to reality and possesses now been revealed because the studio’s eighth fundamental innovation.

The tourbillon universal wheel is designed to get to new heights of keeping time precision. It combines about three principles. The first one: tourbillon. Copyrighted by Abraham-Louis Breguet throughout 1801, the device was designed to make up for differences in velocity and straight position. For Greubel Forsey, this is not the end, but the start.

While most tourbillons rotate at 60 seconds, often the eighth basic invention revolves almost four times more quickly. It only takes 16 seconds. Here is the fastest Greubel Forsey tourbillon to date. It moves a lot more positions in less time and therefore gives higher average performance.

In addition , this tourbillon uses a large balance tire designed, developed and created by Greubel Forsey for the first time. That benefits from its mass harmony, large dimensions (12. some mm) and optimized shocks. Its high inertia furthermore makes it less sensitive to be able to impacts and speed alterations.

The second basic principle: 30° angle. The tourbillon was born more than two generations ago and was made for pocket watches to be put on vertically. For watches, their particular design needs to be completely rethought and optimized for their invest everyday life in the 21st one hundred year.

Third guideline: This 30° high-speed tourbillon is guided by a couple of moving rings and attached by two 90° responsable. For 48 seconds, they will tilted back and forth. This construction may be reminiscent of a worldwide joint, but it is very distinctive from a traditional universal joint, whoever two rings are free to go and their role is to keep your object they contain stage. In a tourbillon gimbal, the actual inclination of the ring will be controlled (+30° to -30° range), whereas the tendency of the tourbillon is shifted (also 30°) and never improvements, providing a better angular acceleration ratio. Timing performance.

The tourbillon common wheel has four barrels. This is an extraordinary building which includes only appeared once with 20 years at Greubel Forsey. They are stacked coaxially using a sliding mainspring to prevent abnormal tension during winding. They give a chronometric power reserve regarding 80 hours. Otherwise, the particular timepiece still runs well, but may fall outside of the strict Greubel Forsey accurate tolerances.

Considering that the tourbillon cannot be held in spot by a fixed upper connection, this function is performed simply by two arched universal wedding rings. Greubel Forsey’s eighth simple invention creates a new tourbillon with a flying appearance it does not use traditional structures and is also both original and copyrighted.

Some elements of the tourbillon universal shared can take up to three days and nights just to be finished manually ,. A variety of unique finishes are already developed specifically for this enjoy. Among them, the movement splint is made of frosted nickel magic with polished bevels in addition to straight-grained flanks, while the ti alloy main plate gifts a large area of polished flanks as the background of the general joint. Even more special: the top bridge of the tourbillon competition is made of brushed titanium, using straight grained sides as well as polished bevels, above and also below. Finally, the rebattu are barrel polished. It was a little while until over 30 hours to finish this single component.

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The widespread ring has a matte finish off with polished bevels along with ruled sides, while the reduce plate is hand-brushed, an activity that requires Atelier Manufacture's specific expertise to complete. Finally, you can find two dials (hours, mins and seconds), one having polished sides and a spherical texture with very large hand mirror angles, the other with lustrous outer sides.

Greubel Forsey also produced a high-domed sapphire very for this piece. It benefits the entire height of the tourbillon and cardan wheel method, providing a highly architectural look at of the technology. The view within the 12. 6 mm dimension balance wheel is completely unblocked. You can admire the fascinating swing of the two worldwide rings it is mounted on.

The Tourbillon Gimbal watch is housed inside a 45. 5mm titanium circumstance. This metal was picked for its modernity and lightness, in keeping with the light aesthetic in the Cardan Tourbillon.

Technical specifications:

Titanium alloy tourbillon common wheel manual Rotating movement with patented general tourbillon

Gimbal tourbillon • Hours in addition to minutes • Small mere seconds • Power reserve

move

Movement size

• Outside diameter: 39. 60 mm

• Thickness: 13. 53 mm

Portion quantity

• Movement: 389 parts

• Gimbal tourbillon cage: 98 parts

• Cage excess weight: 0. 92 g

Jewelry quantity

• 49

• Olive cupola jewelry in gold drivepipe

Observatory reserve of power

• 70 hours

container

• Four coaxial fast-rotating barrels in series (one innovation in 2 . 7 hours), one of which is equipped with any sliding spring to avoid increased tension

• Embossed text, round materials, black treatment, polished chamfering

balance controls

• Interior variable inertia with a few gold mean time anchoring screws (12. 60 mm diameter)

Frequency

• 21, six-hundred vibrations/hour

sense of balance spring

• Phillips terminal curve

• Geneva buttons

Bridge table and motherboard

• Titanium and pennie silver, brushed and speckled, polished chamfers and countersunk holes, ruled sides

• Hand-chamfered as well as hollowed cage columns

sports surface

• Flat dark-colored polished stainless steel tourbillon links, polished chamfers and countersunk holes

• Gold-plated engraved personal amount, round grained, polished chamfered edges, straight grained sides

universal tourbillon

• Extra-fast interior tourbillon cage in ti (one revolution in of sixteen seconds), barrel-polished and hand-bevelled, tilted at an angle of 30°, with gold counterweights

• External traveling by air gimbal cage, 48 next cycle, 30° dual varying tilt, polished and palm chamfered, ruled sides

transmission

• Involute round profile

• Bevel gears with profiled teeth

screen

• Time and minutes

• Small seconds

• Sector reserve of power

External

case

• Titanium with good domed synthetic sapphire crystal clear

• See-thorugh case back with high-domed synthetic sapphire crystal

• Hand refined bezel, hand polished right grain case

• Titanium safety anchoring screws

• Printed polished engraving " Tourbillon Cardan" and " Greubel Forsey" on hand-stamped record

Housing sizing

• Straps diameter: 45. 50 milimeter

• Body diameter: 46. 00 millimeters

• Circumstance height: 13. 81mm

• Synthetic blue crystal height: 18. 15mm

Case water-proof performance

• Waterproof 3 atm ~ 30 m - a hundred ft

(Standard NIHS 92-20/SN ISO 22810: 2010)

the queen's

• Ti, polished, with GF brand

Dial aspect

• Multi-layered gold dial with openwork pillars, circular graining, imprinted and painted minute the path, polished sides

• Gold hour marker pens

• Rare metal small seconds and reserve of power indicator, engraved and colored

• Imprinted and painted GF logo design

hand

• A long time and minutes in finished steel with Super-LumiNova finish

• Finished steel small seconds and also power reserve, hand-polished countersunk openings, black polished tips

Strap and strip

• Animal-free materials, hand-sewn

• Titanium folding form engraved with GF company logo