A. Lange & Sohne Strap original black alligator 19 mm c. 2000's A genuine A. Lange & Sohne Strap that fits 19 mm models. Buckle end measures 16 mm. This strap is black alligator and would look great on any model. The A. Lange & Sohne Strap measures 7 1/4 inches approximate total. The... MSRP: $385.00