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176
Grönefeld
Parallax Tourbillon "Unique Piece"
An intricate, elegant and unique pink gold wristwatch with center seconds, flying tourbillon regulator, power reserve indication, crown function indication, crown function selection via crown-integrated pusher, diamond-set bezel, additional polished bezel and 2014 GPHG trophy; number 07 of a 28 pieces limited edition and the only one of the series featuring double bezel confirmed by the manufacturer
- Estimate
- CHF80,000 - 160,000€85,900 - 172,000$99,300 - 199,000
CHF114,300
Lot Details
- Manufacturer
- Grönefeld
- Year
- Circa 2014
- Case No
- 25'597; lim. ed. no.: 07
- Model Name
- Parallax Tourbillon "Unique Piece"
- Material
- 18k pink gold
- Calibre
- Manual, cal.G-03, 29 jewels
- Bracelet/Strap
- Leather
- Clasp/Buckle
- 18k pink gold Grönefeld pin buckle
- Dimensions
- 43 mm Diameter
- Signed
- Case, dial, movement and buckle signed
- Accessories
- Accompanied by 2014 GPHG "Tourbillon Watch Prize" trophy. The watch features 2 bezels: a polished one, and a diamond-set one.
Specialist
Full-Cataloguing
Catalogue Essay
The present piece is part of a remarkably scarce series of 28 pieces, and yet it is elevated above and beyond its 27 siblings by two unique characteristics fully confirmed by the manufacturer: it is the only one of the series to have officially been sold with two bezels: a standard polished one and a superb and luxurious additional diamond set bezel and the dial is slightly of a darker color than the other ones.
Parallax is defined as the apparent change in position of an object relative to its background when the observer changes their own position. This can be easily tested: take a (very slow moving) hand of your watch – such as the minute hand – and alternatively look at it with your right and left eye, quickly shutting one closed and the other one opens. You will notice that the hand appears to be in different positions compared to a background marker according to which eye is looking at it.
In order to mitigate the possibility of error due to parallax when viewing the seconds hand from an angle, this timepiece features a hand which is exceptionally close (0.05mm!) to the outer chapter ring, marked with neat seconds indices. Additionally, the one-armed balance wheel bridge always runs parallel to the central seconds hand.
Furthermore, the in-house caliber G-03 was made with a unique hacking and resetting mechanism. With a main plate comprised of rhodium-plated nickel silver and hand-polished stainless steel bridges, the movement is exceptionally well-finished. The crown is pushed in for winding and setting, as indicated by the sector on the dial at four o’clock. When the setting position is selected, the flying tourbillon and seconds hand will reset to the 12 o’clock position and then stop. This mechanism allows the wearer to precisely set and synchronize the wristwatch to the reference time.
The Grönefeld Parallax Tourbillon was awarded the prestigious Grand Prix d'Horlogerie de Genève in 2014 for the best watch in the tourbillon categorie and in fact that very award – an historical relic in itself - accompanies the present watch.
Parallax is defined as the apparent change in position of an object relative to its background when the observer changes their own position. This can be easily tested: take a (very slow moving) hand of your watch – such as the minute hand – and alternatively look at it with your right and left eye, quickly shutting one closed and the other one opens. You will notice that the hand appears to be in different positions compared to a background marker according to which eye is looking at it.
In order to mitigate the possibility of error due to parallax when viewing the seconds hand from an angle, this timepiece features a hand which is exceptionally close (0.05mm!) to the outer chapter ring, marked with neat seconds indices. Additionally, the one-armed balance wheel bridge always runs parallel to the central seconds hand.
Furthermore, the in-house caliber G-03 was made with a unique hacking and resetting mechanism. With a main plate comprised of rhodium-plated nickel silver and hand-polished stainless steel bridges, the movement is exceptionally well-finished. The crown is pushed in for winding and setting, as indicated by the sector on the dial at four o’clock. When the setting position is selected, the flying tourbillon and seconds hand will reset to the 12 o’clock position and then stop. This mechanism allows the wearer to precisely set and synchronize the wristwatch to the reference time.
The Grönefeld Parallax Tourbillon was awarded the prestigious Grand Prix d'Horlogerie de Genève in 2014 for the best watch in the tourbillon categorie and in fact that very award – an historical relic in itself - accompanies the present watch.