Lange Tourbograph „Pour le Mérite“
ordered by Dubail, Paris
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Referenz:
- 882.025
Movement:
- Lange manufacture calibre L903.0, manually wound, crafted to the strictest Lange quality criteria, assembled and decorated largely by hand; precision-adjusted in five positions; plates and bridges made of untreated German silver; chronograph bridge engraved by hand;
30.0 millimetres in diameter; 8.9 millimetres high.
Number of part:
- 465 (without chain), of which 84 for the tourbillon frame
Number of chain parts:
- More than 600
Jewels:
- 43, of which 2 diamond endstones
Screwed gold chatons:
- 6
Balance:
- Shock-proofed glucydur-alloy screw balance, Nivarox 1 hairspring with a frequency of 21,600 semi-oscillations per hour (3 Hertz)
Power reserve:
- 36 hours when fully wound
Functions:
- Hours, minutes, power reserve, one-minute tourbillon with fusée-and-chain transmission, chronograph with rattrapante function
Correctors:
- Crown for winding the watch and setting the time, chrono push piece at 2 o‘clock, reset push piece at 4 o‘clock, rattrapante push piece at 10 o‘clock
Cases:
- Platinum. Diameter: 41.2 mm. Height: 14.3 mm. Platinum, set with 201 baguette diamonds and one brilliant-cut diamond on the crown
Crystal and case back:
- Antireflection-coated sapphire-crystal glass (hardness 9)
Dial:
- Solid silver, argenté
Hands:
- Blued steel, chronograph hands made of gold-plated steel
Band:
- Platinum band set with 175 baguette diamonds, Lange folding clasp in solid platinum
Limitation:
- Limitation
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www.dubail.fr