DuBois 1785 Grand Tonneau Calendar watch. The barrel-shaped domed steel case, 42 x 35 mm, the partially guilloché pearl gray dial, silver Arabic numerals, blued steel hands, day and month in the
Philippe Du Bois & Fils 1785 Perpétuelle Chronograph Automatic Silver | eBay
Service: DuBois 1785 Watch with FEF 190 Movement - WahaWatches
DuBois 1785 from 1940s Vintage Watch - Etsy España
DuBois et fils - great to see such a nice pocket watch of DuBois et fils in a auction of Sotheby's. Swiss watchmaking since 1785. https://www.sothebys.com/en/buy/auction/2020/watches-4/du-bois-et-fils-paris-a-gold-open-faced-quarter #duboisetfils ...