Marvin 10 1/2''' (Old Model)

108 views

10 1/2”’ | Hand Wind | Swiss Lever | No Seconds

Listing ID: 3317
Manufacturer / Brand: Marvin
Caliber: 10 1/2''' (Old Model)
Size in French Lignes: 10 1/2'''
Size range mm largest diameter: 22 - 31 mm
Shape: Round
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: Left
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 1925
Identification: Shown in the Swartchild of 1946 as "Marvin 10 1/2''' Old Model".
External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-26#post-3639698
Country: Switzerland