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

Remarks:

• Screw-set jewel settings (Chatons)
• Swan-neck fine regulator
• The Tavannes 19”’ 3.B Ref 931 is the Lépine (open face) variant of this Savonnette (hunter) movement

• Listing ID: 13440
• Manufacturer / Brand: Tavannes
• Caliber: 19’’’ 3.B Ref 930
• 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: 16
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance with Breguet hairspring
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1936
• Country: Switzerland
• Identification: Movement marked with TAVANNES WATCH. Listed in the Classification Horlogère of 1936.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)