1815 of 18 kt. white gold, ref. 233,026. Mechanical work with manual winding, calibre L943.1. Black alligator strap with A. Lange & Söhne C buckle of 18 kt. white gold. Ø 38.5 mm. 2011. A. Lange & Söhne box, manual and certificate included. The subject is covered by CITES Appendix II and requires CITES certificate in order to be exported from Denmark to a country outside the EU. Buyers with permanent residence outside the EU are obliged to obtain this authorisation.