AS 658

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9 3/4”’ | Hand Wind | Cylinder | No Seconds

Listing ID: 1647
Manufacturer / Brand: AS
Caliber: 658
Size: 9 3/4'''
Shape: Round
Winding: Manual (Crown)
Hand Setting: Crown
Seconds Hand: None
Escapement: Cylinder
Date & Day: None
Jewels: 3, 4
Setting Lever Screw/Pin Position: Left
Balance Position: Bottom (120 - 240°)
Shock Protection: None
Beats per hour: 18,000
Balance Type: Brass
Power Reserve: Unknown
Production Period: Unknown
Identification: Listed in the Ebauches SA catalog from 1928.
External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-43#post-5665907
Country: Switzerland