NO-NAME POCKET WATCH. "CYLINDRE QUATRE RUBIS" | eBay
centre-seconds watch; coach watch; watch-case | British Museum
19th Century Antique Pocket Watch Key Wind Working - Etsy UK
Antique Swiss Cylindre 8 Rubis Pocket Watch & Gold Fill Case | Good Dial | 20995 – Tamarack Shack Antiques
Sold Price: 18K Yellow Gold Girod 4 Ruby Pocket Watch. The middle case etched No. 17525 Echappement Cylindre Quatre Rubis. Ht. 2 5/8” - January 3, 0117 5:00 PM EST