A. Lange & Sohne 1815 Moonphase 1815 BrandA. Lange & Sohne Collection1815 Model1815 Moonphase Reference212.050 Country of originSwitzerland Type of watchGents Case diameter37.4 mm Case thickness8.9 mm Power reserve45 hours Water resistance30 m Limited to265 pieces Limited editionManual windingHoursMinutesSecondsMoon phaseWristwatch