3 New Calf Leather Watch Bands 18mm. This is a new set of 3 black padded calf leather watch bands. The inside of the bands are genuine nubuck leather. These black leather bands have yellow gold plated buckles and single row stitching. The padded calf is a specialized leather with texture and shine. All the leather in our collection is selected from the finest tanneries in Europe. These sporty grains in our traditional styling makes them suitable for all lifestyles. Each band measures 18 mm wide and approximately 7 1/2" long.