18”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• 3/4 plate
• Crown wheel on the dial side (typical for Eppner Union movements)
• Barrel with Maltese cross stop-work (removed on the movement shown here)
• Pallet fork with hidden pallets and counterweight
• Movement marked with FRED KRUSSMANN, Rio de Janeiro.
  Frederick (also Frederico) Krüssmann was a German watch and jewelry dealer who was active in Rio de Janeiro. Was also supplied with pocket watches by A. Lange

• Listing ID: 12056
• Manufacturer / Brand: Eppner (Silberberg)
• Caliber: Predecessor of Caliber Union 18'''
• 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: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Balance Position: Left (240 - 360°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance with Breguet hairspring
• Power Reserve: Unknown
• Production Period: Unknown, maybe around 1880
• Country: Germany
• Identification: Similarity to Eppner caliber 'Union'. See external link 2.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
• External Link 2: https://hans-weil.faszination-uhrwerk.de/eppner-berlin.pdf