Blancpain 50

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6 1/2 x 11”’ | Hand Wind | Swiss Lever | No Seconds

Listing ID: 4399
Manufacturer / Brand: Blancpain
Caliber: 50
Size in French Lignes: 6 1/2 x 11'''
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: Bimetallic screw balance
Power Reserve: Unknown
Production Period: Probably before 1932, as Blancpain signed the movements with Rayville from 1932 onwards
Identification: Wheel train bridge marked with Blancpain. Listed in Paulson's Master Key Swiss Catalog from 1950.
External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-11#post-2246269
Country: Switzerland