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A. Lange & Söhne 1815 34mm – Ref: 220.028 Blue Dial in 18k White Gold Case, Blue Alligator Leather.
SPECIFICATIONS:
| Reference Number | 220.028 |
| Case Size | 34mm |
| Dial | Blue |
| Case Thickness | 12.1 mm |
| Case Material | 18k white gold |
| Movement | Manually wound movement |
| Bracelet Material | Blue Alligator leather |
| Power reserve | 72 hours |
Balance frequency | 21,600 semi-oscillations per hour (3.0 Hz) |
| Crystal | Sapphire glass |
| Number of movement parts | 171 |
| Water Resistance Rating | Water resistant to 30 m |
| Box/Papers | Original A. Lange & Söhne Box and Papers |
| Warranty | A. Lange & Söhne Warranty |
| Country/Region of Manufacture | Switzerland |
| Display | Analog |
