5 1/2 x 11 1/4”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

• Two intermediate wheels between crown and ratchet wheel
• There is also a Cyma/Tavannes, which differs from the 344 only by slightly different bridge shapes

• Listing ID: 2373
• Manufacturer / Brand: Cyma / Tavannes
• Caliber: 344.a
• Size in French Lignes: 5 1/2 x 11 1/4'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Form
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: Right
• Balance Position: Right (0 - 120°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1936
• Identification: Balance cock marked REF.344.a. The Cyma/Tavannes 344 (without "a") is listed in the Classification Horlogère of 1936.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-38#post-4857575
• Country: Switzerland
• Contributor ©: Uhrforum.de member buchenhain