Ernest Borel Automatic Datoptic watch Materials: stainless steel (caseback) Ernest Borel Felsa 692 automatic movement Case diameter: 37.6 mm (including crown), 34.5 mm (excluding crown) Distance between the lugs: 18 mm Thickness: 11.9 mm Strap length: 19 cm without the buckle, 20 cm with Year: 1960–‘70 This Ernest Borel Datoptic watch is made of stainless steel (caseback). It is in good aesthetic condition. It works well and keeps time. Dates change at midnight. With a new Plexiglas. It has been cleaned and slightly polished. The movement is in good condition. The number on the inside of the caseback is 188740. The dial is aged with time and the hands are original. It has been mounted on a new strap made of orangey brown faux-leather with a chrome buckle. Registered and secure shipping by post, with tracking and signature upon receipt. Shipping costs to be paid by the buyer. If you are satisfied after the purchase, do not hesitate to leave a positive evaluation on my profile! Thank you!