- Movement
- Manually wound
- Size
- 41 mm
Overview
The Grand Lange 1 Moon Phase in a 41 mm case
The A. Lange & Söhne Grand Lange 1 Moon Phase “25th Anniversary”, reference 139.066, in an 18-carat white gold case, 41 mm across and 9.5 mm high, with an argenté dial. Manually wound calibre L095.3 with outsize date, power-reserve indicator and moon-phase display, on a blue alligator leather strap with a white gold prong buckle.
A. Lange & Söhne no longer makes this reference. Lange states that this version was presented in February 2019 as a white-gold edition marking the 25th anniversary of the Lange 1, limited to 25 pieces. Its argenté dial is printed in blue and the lunar disc is white gold with hand-engraved stars. The strap is blue alligator leather with a white gold prong buckle.
Lange lists the Grand Lange 1 Moon Phase with the outsize date, the power-reserve indicator and a moon-phase display, on one manually wound calibre.
The movement is calibre L095.3, manually wound, with 446 parts and a reserve of 72 hours; the balance beats at 21,600 semi-oscillations an hour (3.0 Hz). The case is 9.5 mm high, water resistant to 3 bar, with a sapphire glass case back.
Key details
Design and engineering
- Dial and handsAn argenté dial printed in blue, with a white gold lunar disc carrying hand-engraved stars.
- Moon phaseThe moon-phase display is listed with the outsize date and the power-reserve indicator as the functions of calibre L095.3.
- Case18-carat white gold, 41 mm across and 9.5 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 prong buckle.
Calibre L095.3
- Manually wound
- Outsize date, power-reserve indicator and moon-phase display
- 446 parts
- 21,600 semi-oscillations per hour (3.0 Hz)
- Power reserve 72 hours
The reference
Technical specifications
| Reference | 139.066 |
|---|---|
| Collection | Lange 1 |
| Calibre | L095.3 |
| Movement | Manually wound |
| Functions | Outsize date, power-reserve indicator, moon-phase display |
| Power reserve | 72 hours |
| Frequency | 21,600 semi-oscillations per hour (3.0 Hz) |
| Movement parts | 446 |
| Case dimensions | 41 mm |
| Case height | 9.5 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 prong buckle |
| Limited edition | 25 pieces |
| Status | Discontinued — A. Lange & Söhne no longer makes this reference |
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