18”’ | Hand Wind | Cylinder | Small Seconds |

Remarks:

• Click spring looks different in the original (see extra image)

• Listing ID: 1105
• Manufacturer / Brand: Braunschweig & Hirsch
• Caliber: 610 / Model No. 1
• Size in French Lignes: 18'''
• Size range mm largest diameter: > 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown with pin/pusher
• Seconds Hand: Small seconds
• Escapement: Cylinder
• Date, Day, Month...: None
• Jewels: 10
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Brass
• Power Reserve: Unknown
• Production Period: Around 1893
• Identification: Barrel bridge marked CALIBRE 610 DÉPOSÉ. Braunschweig & Hirsch registered this movement in the Swiss Official Gazette of Commerce on 29.06.1893 under the number 610 as model No. 1. Model No. 1 is not an official caliber designation, but was used to register the design.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-49#post-6667457
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)