17 3/4”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Metal pallets instead of rubis
• Pillar construction
• Click underneath the 3/4 bridge
• Balance bridge instead of cock
• Variants:
  • 16”’ and 17”’
  • Lépine (open face) and savonnette (hunter) calibers
  • old: crown wheel and ratchet wheel underneath the 3/4 bridge -> Tavannes Mysteria 17”’ Lépine old
  • new: Crown wheel and ratchet wheel above the 3/4 bridge
  • With cylinder escapement instead of Swiss lever: Named ENIGMA instead of MYSTERIA

• Listing ID: 2297
• Manufacturer / Brand: Tavannes
• Caliber: Mysteria 17''' Lépine new
• Size in French Lignes: 17 3/4''' (17''' according to manufacturer)
• 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: 3
• Setting Lever Screw/Pin Position: Right
• Balance Position: Left (240 - 360°)
• Shock Protection: None
• Beats per hour: Unknown, probably 18,000
• Balance Type: Pseudo screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1910
• Country: Switzerland
• Identification: Listed in the Classification Horlogère from 1936
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-39#post-5100020