A 9-linge Model with a canopy to protect the crystal (a bit of an obsession at time, as we’ll see), the look didn’t pretty acquire off and these are extremely uncommon and really high-priced. In 1892 they launched the entire world to the minute-repeating watch—the 1st of its sort. In https://www.watchesworld.com/a-history-of-watch-reference-numbers/