Compatible with: 
Chronosport
Sport Classic
Travelgraph / Travelgraph Universalis
Temporis Sauterelle

An integrated leather strap for the Chronosport model. It is quick-release and available in both brown and black colorways. The strap is custom-tooled with a strong taper, and will also fit the Sport Classic, as well as most other watches with a 20mm lug width. While it was initially designed for the Chronosport, it also fits the Travelgraph , Sport Classic, and Temporis Sauterelle