Luxury Leather Strap in 2 parts, 12 mm. Watch strap in Navy blue calfskin leather, alligator imitation. Steel pin buckle in silver or rose gold finish, engraved with Briston. Presto system. Interchangeable without tools. Width: 12 mm. Double turn length: 70/280 mm. Single turn length: 70/110 mmFits all our watches in the Clubmaster Lady collection.