12”’ | Hand Wind | Swiss Lever | Small Seconds | Pointer date

• Listing ID: 4748
• Manufacturer / Brand: Otero
• Caliber: 30
• Size in French Lignes: 12'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: Date
• Jewels: 15
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Trishock?
• Beats per hour: 18,000
• Balance Type: Screw balance
• Power Reserve: Unknown
• Production Period: Unknown
• Identification: Barrel bridge marked with Otero logo and "Kal 30"
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-7#post-1798173
• Country: Germany
• Contributor ©: Uhrforum.de member bollo