- Movement
- Manually wound
- Size
- 38.5 mm
Overview
The Lange 1 Tourbillon “25th Anniversary” in a 38.5 mm case
The A. Lange & Söhne Lange 1 Tourbillon “25th Anniversary”, reference 722.066F, in an 18-carat white gold case, 38.5 mm across and 9.8 mm high, with an argenté dial. Manually wound calibre L961.4 with outsize date, power-reserve indicator and tourbillon, on a blue alligator leather strap with a white gold deployant buckle.
A. Lange & Söhne no longer makes this reference. Lange says this model completes a ten-part special series for the Lange 1's 25th anniversary. Lange limits this version to 25 pieces.
Lange lists the Lange 1 Tourbillon “25th Anniversary” with the outsize date, the power-reserve indicator and a tourbillon, on one manually wound calibre.
The movement is calibre L961.4, manually wound, with 381 parts and a reserve of 72 hours; the balance beats at 21,600 semi-oscillations an hour (3.0 Hz). The case is 9.8 mm high, water resistant to 3 bar, with a sapphire glass case back. The strap is alligator leather, closed with a deployant buckle in the case metal.
Key details
Design and engineering
- DialAn argenté dial in solid silver.
- TourbillonThe tourbillon is listed with the outsize date and the power-reserve indicator among the functions of calibre L961.4.
- Case18-carat white gold, 38.5 mm across and 9.8 mm high, with a sapphire glass case back and water resistance of 3 bar.
- Strap and buckleBlue alligator leather, closed with an 18-carat white gold deployant buckle.
Calibre L961.4
- Manually wound
- Outsize date, power-reserve indicator and tourbillon
- 381 parts
- 21,600 semi-oscillations per hour (3.0 Hz)
- Power reserve 72 hours
The reference
Technical specifications
| Reference | 722.066F |
|---|---|
| Collection | Lange 1 |
| Calibre | L961.4 |
| Movement | Manually wound |
| Functions | Outsize date, power-reserve indicator, tourbillon |
| Power reserve | 72 hours |
| Frequency | 21,600 semi-oscillations per hour (3.0 Hz) |
| Movement parts | 381 |
| Case dimensions | 38.5 mm |
| Case height | 9.8 mm |
| Case material | 18-carat white gold |
| Case back | Sapphire glass |
| Water resistance | 3 bar |
| Dial | Argenté |
| Strap | Blue alligator leather |
| Clasp | 18-carat white gold deployant buckle |
| Limited edition | 25 pieces |
| Status | Discontinued — A. Lange & Söhne no longer makes this reference |
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