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

Remarks:

• Negative winding
• Movement family:
  • Tavannes 19”’ AM nég. Ref. 998: Savonnette (hunter) variant
  • Tavannes 19”’ AM nég. Ref. 999: Lépine (open face) variant

• Listing ID: 12423
• Manufacturer / Brand: 19''' AM nég. Ref. 999
• Caliber: Tavannes
• Size in French Lignes: 19'''
• Size range mm largest diameter: > 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 21
• Setting Lever Screw/Pin Position: None (Negative Winding)
• Balance Position: Right (0 - 120°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance with Breguet hairspring
• Power Reserve: Unknown
• Production Period: Unknown
• Country: Switzerland
• Identification: Movement plate marked with Ref. 999. Listed in the Jacob catalog from 1949.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)