8 3/4”’ | Hand Wind | Pin Lever | Small Seconds

• Listing ID: 1619
• Manufacturer / Brand: EB
• Caliber: 1431 NN
• Size in French Lignes: 8 3/4'''
• Size range mm largest diameter: 0 - 22 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Pin Lever
• Date, Day, Month...: None
• Jewels: 1
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: KIF Duofix
• Beats per hour: 18,000
• Balance Type: Nickel
• Power Reserve: Unknown
• Production Period: Probably around 1957
• Country: Switzerland
• Identification: Marked EB 1431 NN under the balance. Listed in the WMDAA Catalog of 1957.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-44#post-5741104