Tavannes 19’’’ 2.B Ref 920

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

Remarks:

Ref. 920 is the Savonnette (hunter) version of the movement, Ref. 921 the Lépine (open face) version
Screw-set jewels (Chatons) on the bridge side

Listing ID: 3246
Manufacturer / Brand: Tavannes
Caliber: 19’’’ 2.B Ref 920
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: 15
Setting Lever Screw/Pin Position: Right
Balance Position: Bottom (120 - 240°)
Shock Protection: None
Beats per hour: 18,000
Balance Type: Bimetallic screw balance
Power Reserve: Unknown
Production Period: Unknown, probably around 1936
Identification: Listed in the Classification Horlogère from 1936
External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-27#post-3694734
Country: Switzerland